16407963

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 30015440

約数和(自身を除く): 13607477

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 61, 99, 117, 121, 143, 171, 183, 209, 247, 363, 429, 549, 627, 671, 741, 793, 1089, 1159, 1287, 1573, 1881, 2013, 2223, 2299, 2379, 2717, 3477, 4719, 6039, 6897, 7137, 7381, 8151, 8723, 10431, 12749, 14157, 15067, 20691, 22143, 24453, 26169, 29887, 38247, 45201, 66429, 78507, 89661, 95953, 114741, 135603, 140239, 165737, 268983, 287859, 420717, 497211, 863577, 1262151, 1491633, 1823107, 5469321, 16407963]

約数ペア:

[(1, 16407963), (3, 5469321), (9, 1823107), (11, 1491633), (13, 1262151), (19, 863577), (33, 497211), (39, 420717), (57, 287859), (61, 268983), (99, 165737), (117, 140239), (121, 135603), (143, 114741), (171, 95953), (183, 89661), (209, 78507), (247, 66429), (363, 45201), (429, 38247), (549, 29887), (627, 26169), (671, 24453), (741, 22143), (793, 20691), (1089, 15067), (1159, 14157), (1287, 12749), (1573, 10431), (1881, 8723), (2013, 8151), (2223, 7381), (2299, 7137), (2379, 6897), (2717, 6039), (3477, 4719)]