2789366918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:813

約数の個数: 64

約数和(自身を含む): 4784209920

約数和(自身を除く): 1994843002

約数列:

[1, 2, 13, 26, 31, 62, 71, 79, 142, 158, 403, 617, 806, 923, 1027, 1234, 1846, 2054, 2201, 2449, 4402, 4898, 5609, 8021, 11218, 16042, 19127, 28613, 31837, 38254, 43807, 48743, 57226, 63674, 72917, 87614, 97486, 145834, 173879, 248651, 347758, 497302, 569491, 633659, 1138982, 1267318, 1358017, 1511033, 2260427, 2716034, 3022066, 3460753, 4520854, 6921506, 17654221, 19643429, 35308442, 39286858, 44989789, 89979578, 107283343, 214566686, 1394683459, 2789366918]

約数ペア:

[(1, 2789366918), (2, 1394683459), (13, 214566686), (26, 107283343), (31, 89979578), (62, 44989789), (71, 39286858), (79, 35308442), (142, 19643429), (158, 17654221), (403, 6921506), (617, 4520854), (806, 3460753), (923, 3022066), (1027, 2716034), (1234, 2260427), (1846, 1511033), (2054, 1358017), (2201, 1267318), (2449, 1138982), (4402, 633659), (4898, 569491), (5609, 497302), (8021, 347758), (11218, 248651), (16042, 173879), (19127, 145834), (28613, 97486), (31837, 87614), (38254, 72917), (43807, 63674), (48743, 57226)]