197486536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{5441}}^1$

素因数の和:5809

約数の個数: 32

約数和(自身を含む): 399987000

約数和(自身を除く): 202500464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 349, 698, 1396, 2792, 4537, 5441, 9074, 10882, 18148, 21764, 36296, 43528, 70733, 141466, 282932, 565864, 1898909, 3797818, 7595636, 15191272, 24685817, 49371634, 98743268, 197486536]

約数ペア:

[(1, 197486536), (2, 98743268), (4, 49371634), (8, 24685817), (13, 15191272), (26, 7595636), (52, 3797818), (104, 1898909), (349, 565864), (698, 282932), (1396, 141466), (2792, 70733), (4537, 43528), (5441, 36296), (9074, 21764), (10882, 18148)]