717878378

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 1298702592

約数和(自身を除く): 580824214

約数列:

[1, 2, 7, 14, 43, 61, 86, 113, 122, 173, 226, 301, 346, 427, 602, 791, 854, 1211, 1582, 2422, 2623, 4859, 5246, 6893, 7439, 9718, 10553, 13786, 14878, 18361, 19549, 21106, 34013, 36722, 39098, 48251, 52073, 68026, 73871, 96502, 104146, 136843, 147742, 273686, 296399, 453779, 592798, 840607, 907558, 1192489, 1681214, 2074793, 2384978, 3176453, 4149586, 5884249, 6352906, 8347423, 11768498, 16694846, 51277027, 102554054, 358939189, 717878378]

約数ペア:

[(1, 717878378), (2, 358939189), (7, 102554054), (14, 51277027), (43, 16694846), (61, 11768498), (86, 8347423), (113, 6352906), (122, 5884249), (173, 4149586), (226, 3176453), (301, 2384978), (346, 2074793), (427, 1681214), (602, 1192489), (791, 907558), (854, 840607), (1211, 592798), (1582, 453779), (2422, 296399), (2623, 273686), (4859, 147742), (5246, 136843), (6893, 104146), (7439, 96502), (9718, 73871), (10553, 68026), (13786, 52073), (14878, 48251), (18361, 39098), (19549, 36722), (21106, 34013)]