253441890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216617}}^1$

素因数の和:216643

約数の個数: 48

約数和(自身を含む): 709640568

約数和(自身を除く): 456198678

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 216617, 433234, 649851, 1083085, 1299702, 1949553, 2166170, 2816021, 3249255, 3899106, 5632042, 6498510, 8448063, 9747765, 14080105, 16896126, 19495530, 25344189, 28160210, 42240315, 50688378, 84480630, 126720945, 253441890]

約数ペア:

[(1, 253441890), (2, 126720945), (3, 84480630), (5, 50688378), (6, 42240315), (9, 28160210), (10, 25344189), (13, 19495530), (15, 16896126), (18, 14080105), (26, 9747765), (30, 8448063), (39, 6498510), (45, 5632042), (65, 3899106), (78, 3249255), (90, 2816021), (117, 2166170), (130, 1949553), (195, 1299702), (234, 1083085), (390, 649851), (585, 433234), (1170, 216617)]