499390437

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 829022208

約数和(自身を除く): 329631771

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 223, 273, 507, 631, 669, 1183, 1561, 1893, 2899, 3549, 4417, 4683, 8203, 8697, 13251, 20293, 24609, 37687, 57421, 60879, 106639, 113061, 140713, 172263, 263809, 319917, 422139, 746473, 791427, 984991, 1829269, 2239419, 2954973, 5487807, 12804883, 23780497, 38414649, 71341491, 166463479, 499390437]

約数ペア:

[(1, 499390437), (3, 166463479), (7, 71341491), (13, 38414649), (21, 23780497), (39, 12804883), (91, 5487807), (169, 2954973), (223, 2239419), (273, 1829269), (507, 984991), (631, 791427), (669, 746473), (1183, 422139), (1561, 319917), (1893, 263809), (2899, 172263), (3549, 140713), (4417, 113061), (4683, 106639), (8203, 60879), (8697, 57421), (13251, 37687), (20293, 24609)]