66439948

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{1259}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 118540800

約数和(自身を除く): 52100852

約数列:

[1, 2, 4, 79, 158, 167, 316, 334, 668, 1259, 2518, 5036, 13193, 26386, 52772, 99461, 198922, 210253, 397844, 420506, 841012, 16609987, 33219974, 66439948]

約数ペア:

[(1, 66439948), (2, 33219974), (4, 16609987), (79, 841012), (158, 420506), (167, 397844), (316, 210253), (334, 198922), (668, 99461), (1259, 52772), (2518, 26386), (5036, 13193)]