25198965

素因数分解:

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

素因数の和:335

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 24567435

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 71, 99, 135, 165, 213, 239, 297, 355, 495, 639, 717, 781, 1065, 1195, 1485, 1917, 2151, 2343, 2629, 3195, 3585, 3905, 6453, 7029, 7887, 9585, 10755, 11715, 13145, 16969, 21087, 23661, 32265, 35145, 39435, 50907, 70983, 84845, 105435, 118305, 152721, 186659, 254535, 354915, 458163, 559977, 763605, 933295, 1679931, 2290815, 2799885, 5039793, 8399655, 25198965]

約数ペア:

[(1, 25198965), (3, 8399655), (5, 5039793), (9, 2799885), (11, 2290815), (15, 1679931), (27, 933295), (33, 763605), (45, 559977), (55, 458163), (71, 354915), (99, 254535), (135, 186659), (165, 152721), (213, 118305), (239, 105435), (297, 84845), (355, 70983), (495, 50907), (639, 39435), (717, 35145), (781, 32265), (1065, 23661), (1195, 21087), (1485, 16969), (1917, 13145), (2151, 11715), (2343, 10755), (2629, 9585), (3195, 7887), (3585, 7029), (3905, 6453)]