28492906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 23761814

約数列:

[1, 2, 13, 23, 26, 29, 31, 46, 53, 58, 62, 106, 299, 377, 403, 598, 667, 689, 713, 754, 806, 899, 1219, 1334, 1378, 1426, 1537, 1643, 1798, 2438, 3074, 3286, 8671, 9269, 11687, 15847, 17342, 18538, 19981, 20677, 21359, 23374, 31694, 35351, 37789, 39962, 41354, 42718, 47647, 70702, 75578, 95294, 268801, 459563, 491257, 537602, 619411, 919126, 982514, 1095881, 1238822, 2191762, 14246453, 28492906]

約数ペア:

[(1, 28492906), (2, 14246453), (13, 2191762), (23, 1238822), (26, 1095881), (29, 982514), (31, 919126), (46, 619411), (53, 537602), (58, 491257), (62, 459563), (106, 268801), (299, 95294), (377, 75578), (403, 70702), (598, 47647), (667, 42718), (689, 41354), (713, 39962), (754, 37789), (806, 35351), (899, 31694), (1219, 23374), (1334, 21359), (1378, 20677), (1426, 19981), (1537, 18538), (1643, 17342), (1798, 15847), (2438, 11687), (3074, 9269), (3286, 8671)]