69878956

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 144449536

約数和(自身を除く): 74570580

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 127, 172, 254, 301, 457, 508, 602, 889, 914, 1204, 1778, 1828, 3199, 3556, 5461, 6398, 10922, 12796, 19651, 21844, 38227, 39302, 58039, 76454, 78604, 116078, 137557, 152908, 232156, 275114, 406273, 550228, 812546, 1625092, 2495677, 4991354, 9982708, 17469739, 34939478, 69878956]

約数ペア:

[(1, 69878956), (2, 34939478), (4, 17469739), (7, 9982708), (14, 4991354), (28, 2495677), (43, 1625092), (86, 812546), (127, 550228), (172, 406273), (254, 275114), (301, 232156), (457, 152908), (508, 137557), (602, 116078), (889, 78604), (914, 76454), (1204, 58039), (1778, 39302), (1828, 38227), (3199, 21844), (3556, 19651), (5461, 12796), (6398, 10922)]