16928415

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 34122816

約数和(自身を除く): 17194401

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 881, 915, 1281, 2135, 2643, 2745, 3843, 4405, 6167, 6405, 7929, 13215, 18501, 19215, 30835, 39645, 53741, 55503, 92505, 161223, 268705, 277515, 376187, 483669, 806115, 1128561, 1880935, 2418345, 3385683, 5642805, 16928415]

約数ペア:

[(1, 16928415), (3, 5642805), (5, 3385683), (7, 2418345), (9, 1880935), (15, 1128561), (21, 806115), (35, 483669), (45, 376187), (61, 277515), (63, 268705), (105, 161223), (183, 92505), (305, 55503), (315, 53741), (427, 39645), (549, 30835), (881, 19215), (915, 18501), (1281, 13215), (2135, 7929), (2643, 6405), (2745, 6167), (3843, 4405)]