289051390

素因数分解:

$2^1\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{14969}}^1$

素因数の和:16907

約数の個数: 16

約数和(自身を含む): 520596720

約数和(自身を除く): 231545330

約数列:

[1, 2, 5, 10, 1931, 3862, 9655, 14969, 19310, 29938, 74845, 149690, 28905139, 57810278, 144525695, 289051390]

約数ペア:

[(1, 289051390), (2, 144525695), (5, 57810278), (10, 28905139), (1931, 149690), (3862, 74845), (9655, 29938), (14969, 19310)]