2458776789

素因数分解:

$3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20359}}^1$

素因数の和:20452

約数の個数: 48

約数和(自身を含む): 4268759040

約数和(自身を除く): 1809982251

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 243, 497, 567, 639, 1491, 1701, 1917, 4473, 5751, 13419, 17253, 20359, 40257, 61077, 120771, 142513, 183231, 427539, 549693, 1282617, 1445489, 1649079, 3847851, 4336467, 4947237, 10118423, 11543553, 13009401, 30355269, 34630659, 39028203, 91065807, 117084609, 273197421, 351253827, 819592263, 2458776789]

約数ペア:

[(1, 2458776789), (3, 819592263), (7, 351253827), (9, 273197421), (21, 117084609), (27, 91065807), (63, 39028203), (71, 34630659), (81, 30355269), (189, 13009401), (213, 11543553), (243, 10118423), (497, 4947237), (567, 4336467), (639, 3847851), (1491, 1649079), (1701, 1445489), (1917, 1282617), (4473, 549693), (5751, 427539), (13419, 183231), (17253, 142513), (20359, 120771), (40257, 61077)]