1630489721

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{74489}}^1$

素因数の和:74608

約数の個数: 16

約数和(自身を含む): 1930780800

約数和(自身を除く): 300291079

約数列:

[1, 7, 53, 59, 371, 413, 3127, 21889, 74489, 521423, 3947917, 4394851, 27635419, 30763957, 232927103, 1630489721]

約数ペア:

[(1, 1630489721), (7, 232927103), (53, 30763957), (59, 27635419), (371, 4394851), (413, 3947917), (3127, 521423), (21889, 74489)]