25355421

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 45741696

約数和(自身を除く): 20386275

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 83, 91, 117, 249, 273, 373, 581, 747, 819, 1079, 1119, 1743, 2611, 3237, 3357, 4849, 5229, 7553, 7833, 9711, 14547, 22659, 23499, 30959, 33943, 43641, 67977, 92877, 101829, 216713, 278631, 305487, 402467, 650139, 1207401, 1950417, 2817269, 3622203, 8451807, 25355421]

約数ペア:

[(1, 25355421), (3, 8451807), (7, 3622203), (9, 2817269), (13, 1950417), (21, 1207401), (39, 650139), (63, 402467), (83, 305487), (91, 278631), (117, 216713), (249, 101829), (273, 92877), (373, 67977), (581, 43641), (747, 33943), (819, 30959), (1079, 23499), (1119, 22659), (1743, 14547), (2611, 9711), (3237, 7833), (3357, 7553), (4849, 5229)]