161749278

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 371312640

約数和(自身を除く): 209563362

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 101, 141, 202, 282, 303, 423, 606, 631, 846, 909, 1262, 1269, 1818, 1893, 2538, 2727, 3786, 4747, 5454, 5679, 9494, 11358, 14241, 17037, 28482, 29657, 34074, 42723, 59314, 63731, 85446, 88971, 127462, 128169, 177942, 191193, 256338, 266913, 382386, 533826, 573579, 800739, 1147158, 1601478, 1720737, 2995357, 3441474, 5990714, 8986071, 17972142, 26958213, 53916426, 80874639, 161749278]

約数ペア:

[(1, 161749278), (2, 80874639), (3, 53916426), (6, 26958213), (9, 17972142), (18, 8986071), (27, 5990714), (47, 3441474), (54, 2995357), (94, 1720737), (101, 1601478), (141, 1147158), (202, 800739), (282, 573579), (303, 533826), (423, 382386), (606, 266913), (631, 256338), (846, 191193), (909, 177942), (1262, 128169), (1269, 127462), (1818, 88971), (1893, 85446), (2538, 63731), (2727, 59314), (3786, 42723), (4747, 34074), (5454, 29657), (5679, 28482), (9494, 17037), (11358, 14241)]