211437330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31891}}^1$

素因数の和:31931

約数の個数: 64

約数和(自身を含む): 578648448

約数和(自身を除く): 367211118

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 31891, 63782, 95673, 159455, 191346, 318910, 414583, 478365, 542147, 829166, 956730, 1084294, 1243749, 1626441, 2072915, 2487498, 2710735, 3252882, 4145830, 5421470, 6218745, 7047911, 8132205, 12437490, 14095822, 16264410, 21143733, 35239555, 42287466, 70479110, 105718665, 211437330]

約数ペア:

[(1, 211437330), (2, 105718665), (3, 70479110), (5, 42287466), (6, 35239555), (10, 21143733), (13, 16264410), (15, 14095822), (17, 12437490), (26, 8132205), (30, 7047911), (34, 6218745), (39, 5421470), (51, 4145830), (65, 3252882), (78, 2710735), (85, 2487498), (102, 2072915), (130, 1626441), (170, 1243749), (195, 1084294), (221, 956730), (255, 829166), (390, 542147), (442, 478365), (510, 414583), (663, 318910), (1105, 191346), (1326, 159455), (2210, 95673), (3315, 63782), (6630, 31891)]