201769516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 390549600

約数和(自身を除く): 188780084

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 179, 212, 358, 409, 689, 716, 818, 1378, 1636, 2327, 2756, 4654, 5317, 9308, 9487, 10634, 18974, 21268, 21677, 37948, 43354, 73211, 86708, 123331, 146422, 246662, 281801, 292844, 493324, 563602, 951743, 1127204, 1903486, 3806972, 3880183, 7760366, 15520732, 50442379, 100884758, 201769516]

約数ペア:

[(1, 201769516), (2, 100884758), (4, 50442379), (13, 15520732), (26, 7760366), (52, 3880183), (53, 3806972), (106, 1903486), (179, 1127204), (212, 951743), (358, 563602), (409, 493324), (689, 292844), (716, 281801), (818, 246662), (1378, 146422), (1636, 123331), (2327, 86708), (2756, 73211), (4654, 43354), (5317, 37948), (9308, 21677), (9487, 21268), (10634, 18974)]