1900886405

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{136607}}^1$

素因数の和:136657

約数の個数: 24

約数和(自身を含む): 2616316416

約数和(自身を除く): 715430011

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783, 13915, 136607, 683035, 1502677, 3141961, 7513385, 15709805, 16529447, 34561571, 82647235, 172807855, 380177281, 1900886405]

約数ペア:

[(1, 1900886405), (5, 380177281), (11, 172807855), (23, 82647235), (55, 34561571), (115, 16529447), (121, 15709805), (253, 7513385), (605, 3141961), (1265, 1502677), (2783, 683035), (13915, 136607)]