139429408

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{71429}}^1$

素因数の和:71500

約数の個数: 24

約数和(自身を含む): 279005580

約数和(自身を除く): 139576172

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 71429, 142858, 285716, 571432, 1142864, 2285728, 4357169, 8714338, 17428676, 34857352, 69714704, 139429408]

約数ペア:

[(1, 139429408), (2, 69714704), (4, 34857352), (8, 17428676), (16, 8714338), (32, 4357169), (61, 2285728), (122, 1142864), (244, 571432), (488, 285716), (976, 142858), (1952, 71429)]