15216916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 32175360

約数和(自身を除く): 16958444

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 719, 814, 962, 1438, 1628, 1924, 2876, 5291, 7909, 9347, 10582, 15818, 18694, 21164, 26603, 31636, 37388, 53206, 102817, 106412, 205634, 292633, 345839, 411268, 585266, 691678, 1170532, 1383356, 3804229, 7608458, 15216916]

約数ペア:

[(1, 15216916), (2, 7608458), (4, 3804229), (11, 1383356), (13, 1170532), (22, 691678), (26, 585266), (37, 411268), (44, 345839), (52, 292633), (74, 205634), (143, 106412), (148, 102817), (286, 53206), (407, 37388), (481, 31636), (572, 26603), (719, 21164), (814, 18694), (962, 15818), (1438, 10582), (1628, 9347), (1924, 7909), (2876, 5291)]