289939528

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{6121}}^1$

素因数の和:6349

約数の個数: 32

約数和(自身を含む): 564203520

約数和(自身を除く): 274263992

約数列:

[1, 2, 4, 8, 31, 62, 124, 191, 248, 382, 764, 1528, 5921, 6121, 11842, 12242, 23684, 24484, 47368, 48968, 189751, 379502, 759004, 1169111, 1518008, 2338222, 4676444, 9352888, 36242441, 72484882, 144969764, 289939528]

約数ペア:

[(1, 289939528), (2, 144969764), (4, 72484882), (8, 36242441), (31, 9352888), (62, 4676444), (124, 2338222), (191, 1518008), (248, 1169111), (382, 759004), (764, 379502), (1528, 189751), (5921, 48968), (6121, 47368), (11842, 24484), (12242, 23684)]