278323478

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 433589760

約数和(自身を除く): 155266282

約数列:

[1, 2, 79, 101, 107, 158, 163, 202, 214, 326, 7979, 8453, 10807, 12877, 15958, 16463, 16906, 17441, 21614, 25754, 32926, 34882, 853753, 1300577, 1377839, 1707506, 1761541, 2601154, 2755678, 3523082, 139161739, 278323478]

約数ペア:

[(1, 278323478), (2, 139161739), (79, 3523082), (101, 2755678), (107, 2601154), (158, 1761541), (163, 1707506), (202, 1377839), (214, 1300577), (326, 853753), (7979, 34882), (8453, 32926), (10807, 25754), (12877, 21614), (15958, 17441), (16463, 16906)]