28972658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 26547982

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 59, 101, 118, 143, 187, 202, 221, 286, 374, 442, 649, 767, 1003, 1111, 1298, 1313, 1534, 1717, 2006, 2222, 2431, 2626, 3434, 4862, 5959, 8437, 11033, 11918, 13039, 14443, 16874, 18887, 22066, 22321, 26078, 28886, 37774, 44642, 65549, 77467, 101303, 131098, 143429, 154934, 202606, 245531, 286858, 491062, 852137, 1114333, 1316939, 1704274, 2228666, 2633878, 14486329, 28972658]

約数ペア:

[(1, 28972658), (2, 14486329), (11, 2633878), (13, 2228666), (17, 1704274), (22, 1316939), (26, 1114333), (34, 852137), (59, 491062), (101, 286858), (118, 245531), (143, 202606), (187, 154934), (202, 143429), (221, 131098), (286, 101303), (374, 77467), (442, 65549), (649, 44642), (767, 37774), (1003, 28886), (1111, 26078), (1298, 22321), (1313, 22066), (1534, 18887), (1717, 16874), (2006, 14443), (2222, 13039), (2431, 11918), (2626, 11033), (3434, 8437), (4862, 5959)]