15721483938

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{2089}}^1$

素因数の和:2451

約数の個数: 64

約数和(自身を含む): 32423825280

約数和(自身を除く): 16702341342

約数列:

[1, 2, 3, 6, 67, 97, 134, 193, 194, 201, 291, 386, 402, 579, 582, 1158, 2089, 4178, 6267, 6499, 12534, 12931, 12998, 18721, 19497, 25862, 37442, 38793, 38994, 56163, 77586, 112326, 139963, 202633, 279926, 403177, 405266, 419889, 607899, 806354, 839778, 1209531, 1215798, 1254307, 2419062, 2508614, 3762921, 7525842, 13576411, 27012859, 27152822, 39108169, 40729233, 54025718, 78216338, 81038577, 81458466, 117324507, 162077154, 234649014, 2620247323, 5240494646, 7860741969, 15721483938]

約数ペア:

[(1, 15721483938), (2, 7860741969), (3, 5240494646), (6, 2620247323), (67, 234649014), (97, 162077154), (134, 117324507), (193, 81458466), (194, 81038577), (201, 78216338), (291, 54025718), (386, 40729233), (402, 39108169), (579, 27152822), (582, 27012859), (1158, 13576411), (2089, 7525842), (4178, 3762921), (6267, 2508614), (6499, 2419062), (12534, 1254307), (12931, 1215798), (12998, 1209531), (18721, 839778), (19497, 806354), (25862, 607899), (37442, 419889), (38793, 405266), (38994, 403177), (56163, 279926), (77586, 202633), (112326, 139963)]