72321878

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{2131}}^1$

素因数の和:2443

約数の個数: 16

約数和(自身を含む): 110522880

約数和(自身を除く): 38201002

約数列:

[1, 2, 71, 142, 239, 478, 2131, 4262, 16969, 33938, 151301, 302602, 509309, 1018618, 36160939, 72321878]

約数ペア:

[(1, 72321878), (2, 36160939), (71, 1018618), (142, 509309), (239, 302602), (478, 151301), (2131, 33938), (4262, 16969)]