90612938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 163322880

約数和(自身を除く): 72709942

約数列:

[1, 2, 13, 19, 26, 31, 38, 61, 62, 97, 122, 194, 247, 403, 494, 589, 793, 806, 1159, 1178, 1261, 1586, 1843, 1891, 2318, 2522, 3007, 3686, 3782, 5917, 6014, 7657, 11834, 15067, 15314, 23959, 24583, 30134, 35929, 39091, 47918, 49166, 57133, 71858, 76921, 78182, 112423, 114266, 153842, 183427, 224846, 366854, 467077, 742729, 934154, 1461499, 1485458, 2384551, 2922998, 3485113, 4769102, 6970226, 45306469, 90612938]

約数ペア:

[(1, 90612938), (2, 45306469), (13, 6970226), (19, 4769102), (26, 3485113), (31, 2922998), (38, 2384551), (61, 1485458), (62, 1461499), (97, 934154), (122, 742729), (194, 467077), (247, 366854), (403, 224846), (494, 183427), (589, 153842), (793, 114266), (806, 112423), (1159, 78182), (1178, 76921), (1261, 71858), (1586, 57133), (1843, 49166), (1891, 47918), (2318, 39091), (2522, 35929), (3007, 30134), (3686, 24583), (3782, 23959), (5917, 15314), (6014, 15067), (7657, 11834)]