81233828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{8179}}^1$

素因数の和:8387

約数の個数: 24

約数和(自身を含む): 153914880

約数和(自身を除く): 72681052

約数列:

[1, 2, 4, 13, 26, 52, 191, 382, 764, 2483, 4966, 8179, 9932, 16358, 32716, 106327, 212654, 425308, 1562189, 3124378, 6248756, 20308457, 40616914, 81233828]

約数ペア:

[(1, 81233828), (2, 40616914), (4, 20308457), (13, 6248756), (26, 3124378), (52, 1562189), (191, 425308), (382, 212654), (764, 106327), (2483, 32716), (4966, 16358), (8179, 9932)]