71389245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{110681}}^1$

素因数の和:110732

約数の個数: 16

約数和(自身を含む): 116880192

約数和(自身を除く): 45490947

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 110681, 332043, 553405, 1660215, 4759283, 14277849, 23796415, 71389245]

約数ペア:

[(1, 71389245), (3, 23796415), (5, 14277849), (15, 4759283), (43, 1660215), (129, 553405), (215, 332043), (645, 110681)]