18345327

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 15523473

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 41, 77, 91, 123, 143, 149, 231, 273, 287, 429, 447, 451, 533, 861, 1001, 1043, 1353, 1599, 1639, 1937, 3003, 3129, 3157, 3731, 4917, 5811, 5863, 6109, 9471, 11193, 11473, 13559, 17589, 18327, 21307, 34419, 40677, 41041, 42763, 63921, 67199, 79417, 123123, 128289, 149149, 201597, 238251, 447447, 470393, 555919, 873587, 1411179, 1667757, 2620761, 6115109, 18345327]

約数ペア:

[(1, 18345327), (3, 6115109), (7, 2620761), (11, 1667757), (13, 1411179), (21, 873587), (33, 555919), (39, 470393), (41, 447447), (77, 238251), (91, 201597), (123, 149149), (143, 128289), (149, 123123), (231, 79417), (273, 67199), (287, 63921), (429, 42763), (447, 41041), (451, 40677), (533, 34419), (861, 21307), (1001, 18327), (1043, 17589), (1353, 13559), (1599, 11473), (1639, 11193), (1937, 9471), (3003, 6109), (3129, 5863), (3157, 5811), (3731, 4917)]