2019598425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{821}}^1$

素因数の和:908

約数の個数: 108

約数和(自身を含む): 4039457604

約数和(自身を除く): 2019859179

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 195, 225, 261, 325, 377, 435, 585, 725, 821, 841, 975, 1131, 1305, 1885, 2175, 2463, 2523, 2925, 3393, 4105, 4205, 5655, 6525, 7389, 7569, 9425, 10673, 10933, 12315, 12615, 16965, 20525, 21025, 23809, 28275, 32019, 32799, 36945, 37845, 53365, 54665, 61575, 63075, 71427, 84825, 96057, 98397, 119045, 160095, 163995, 184725, 189225, 214281, 266825, 273325, 309517, 357135, 480285, 491985, 595225, 690461, 800475, 819975, 928551, 1071405, 1547585, 1785675, 2071383, 2401425, 2459925, 2785653, 3452305, 4642755, 5357025, 6214149, 7737925, 8975993, 10356915, 13928265, 17261525, 23213775, 26927979, 31070745, 44879965, 51784575, 69641325, 80783937, 134639895, 155353725, 224399825, 403919685, 673199475, 2019598425]

約数ペア:

[(1, 2019598425), (3, 673199475), (5, 403919685), (9, 224399825), (13, 155353725), (15, 134639895), (25, 80783937), (29, 69641325), (39, 51784575), (45, 44879965), (65, 31070745), (75, 26927979), (87, 23213775), (117, 17261525), (145, 13928265), (195, 10356915), (225, 8975993), (261, 7737925), (325, 6214149), (377, 5357025), (435, 4642755), (585, 3452305), (725, 2785653), (821, 2459925), (841, 2401425), (975, 2071383), (1131, 1785675), (1305, 1547585), (1885, 1071405), (2175, 928551), (2463, 819975), (2523, 800475), (2925, 690461), (3393, 595225), (4105, 491985), (4205, 480285), (5655, 357135), (6525, 309517), (7389, 273325), (7569, 266825), (9425, 214281), (10673, 189225), (10933, 184725), (12315, 163995), (12615, 160095), (16965, 119045), (20525, 98397), (21025, 96057), (23809, 84825), (28275, 71427), (32019, 63075), (32799, 61575), (36945, 54665), (37845, 53365)]