78990772

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{165947}}^1$

素因数の和:165975

約数の個数: 24

約数和(自身を含む): 167275584

約数和(自身を除く): 88284812

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 165947, 331894, 663788, 1161629, 2323258, 2821099, 4646516, 5642198, 11284396, 19747693, 39495386, 78990772]

約数ペア:

[(1, 78990772), (2, 39495386), (4, 19747693), (7, 11284396), (14, 5642198), (17, 4646516), (28, 2821099), (34, 2323258), (68, 1161629), (119, 663788), (238, 331894), (476, 165947)]