290432492

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1\times {\mathrm{521}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 596800512

約数和(自身を除く): 306368020

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 463, 521, 602, 926, 1042, 1204, 1852, 2084, 3241, 3647, 6482, 7294, 12964, 14588, 19909, 22403, 39818, 44806, 79636, 89612, 139363, 156821, 241223, 278726, 313642, 482446, 557452, 627284, 964892, 1688561, 3377122, 6754244, 10372589, 20745178, 41490356, 72608123, 145216246, 290432492]

約数ペア:

[(1, 290432492), (2, 145216246), (4, 72608123), (7, 41490356), (14, 20745178), (28, 10372589), (43, 6754244), (86, 3377122), (172, 1688561), (301, 964892), (463, 627284), (521, 557452), (602, 482446), (926, 313642), (1042, 278726), (1204, 241223), (1852, 156821), (2084, 139363), (3241, 89612), (3647, 79636), (6482, 44806), (7294, 39818), (12964, 22403), (14588, 19909)]