72173647

素因数分解:

$7^1\times {\mathrm{13}}^4\times {\mathrm{19}}^2$

素因数の和:97

約数の個数: 30

約数和(自身を含む): 94308168

約数和(自身を除く): 22134521

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 361, 1183, 1729, 2197, 2527, 3211, 4693, 15379, 22477, 28561, 32851, 41743, 61009, 199927, 292201, 427063, 542659, 793117, 3798613, 5551819, 10310521, 72173647]

約数ペア:

[(1, 72173647), (7, 10310521), (13, 5551819), (19, 3798613), (91, 793117), (133, 542659), (169, 427063), (247, 292201), (361, 199927), (1183, 61009), (1729, 41743), (2197, 32851), (2527, 28561), (3211, 22477), (4693, 15379)]