2018717085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 4140564480

約数和(自身を除く): 2121847395

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 71, 77, 103, 105, 165, 213, 231, 239, 309, 355, 385, 497, 515, 717, 721, 781, 1065, 1133, 1155, 1195, 1491, 1545, 1673, 2163, 2343, 2485, 2629, 3399, 3585, 3605, 3905, 5019, 5467, 5665, 7313, 7455, 7887, 7931, 8365, 10815, 11715, 13145, 16401, 16969, 16995, 18403, 21939, 23793, 24617, 25095, 27335, 36565, 39435, 39655, 50907, 51191, 55209, 73851, 80443, 82005, 84845, 92015, 109695, 118783, 118965, 123085, 153573, 172319, 186659, 241329, 254535, 255955, 270787, 276045, 356349, 369255, 402215, 516957, 559977, 563101, 593915, 767865, 812361, 861595, 933295, 1206645, 1306613, 1353935, 1689303, 1747807, 1781745, 1895509, 2584785, 2799885, 2815505, 3919839, 4061805, 5243421, 5686527, 6533065, 8446515, 8739035, 9477545, 12234649, 19225877, 19599195, 26217105, 28432635, 36703947, 57677631, 61173245, 96129385, 134581139, 183519735, 288388155, 403743417, 672905695, 2018717085]

約数ペア:

[(1, 2018717085), (3, 672905695), (5, 403743417), (7, 288388155), (11, 183519735), (15, 134581139), (21, 96129385), (33, 61173245), (35, 57677631), (55, 36703947), (71, 28432635), (77, 26217105), (103, 19599195), (105, 19225877), (165, 12234649), (213, 9477545), (231, 8739035), (239, 8446515), (309, 6533065), (355, 5686527), (385, 5243421), (497, 4061805), (515, 3919839), (717, 2815505), (721, 2799885), (781, 2584785), (1065, 1895509), (1133, 1781745), (1155, 1747807), (1195, 1689303), (1491, 1353935), (1545, 1306613), (1673, 1206645), (2163, 933295), (2343, 861595), (2485, 812361), (2629, 767865), (3399, 593915), (3585, 563101), (3605, 559977), (3905, 516957), (5019, 402215), (5467, 369255), (5665, 356349), (7313, 276045), (7455, 270787), (7887, 255955), (7931, 254535), (8365, 241329), (10815, 186659), (11715, 172319), (13145, 153573), (16401, 123085), (16969, 118965), (16995, 118783), (18403, 109695), (21939, 92015), (23793, 84845), (24617, 82005), (25095, 80443), (27335, 73851), (36565, 55209), (39435, 51191), (39655, 50907)]