157739408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{318023}}^1$

素因数の和:318062

約数の個数: 20

約数和(自身を含む): 315479808

約数和(自身を除く): 157740400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 318023, 636046, 1272092, 2544184, 5088368, 9858713, 19717426, 39434852, 78869704, 157739408]

約数ペア:

[(1, 157739408), (2, 78869704), (4, 39434852), (8, 19717426), (16, 9858713), (31, 5088368), (62, 2544184), (124, 1272092), (248, 636046), (496, 318023)]