16428690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:944

約数の個数: 64

約数和(自身を含む): 44478720

約数和(自身を除く): 28050030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 857, 1065, 1278, 1714, 1917, 2130, 2571, 3195, 3834, 4285, 5142, 6390, 7713, 8570, 9585, 12855, 15426, 19170, 23139, 25710, 38565, 46278, 60847, 77130, 115695, 121694, 182541, 231390, 304235, 365082, 547623, 608470, 912705, 1095246, 1642869, 1825410, 2738115, 3285738, 5476230, 8214345, 16428690]

約数ペア:

[(1, 16428690), (2, 8214345), (3, 5476230), (5, 3285738), (6, 2738115), (9, 1825410), (10, 1642869), (15, 1095246), (18, 912705), (27, 608470), (30, 547623), (45, 365082), (54, 304235), (71, 231390), (90, 182541), (135, 121694), (142, 115695), (213, 77130), (270, 60847), (355, 46278), (426, 38565), (639, 25710), (710, 23139), (857, 19170), (1065, 15426), (1278, 12855), (1714, 9585), (1917, 8570), (2130, 7713), (2571, 6390), (3195, 5142), (3834, 4285)]