25278006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 55523664

約数和(自身を除く): 30245658

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 169, 194, 257, 291, 338, 507, 514, 582, 771, 1014, 1261, 1542, 2522, 3341, 3783, 6682, 7566, 10023, 16393, 20046, 24929, 32786, 43433, 49179, 49858, 74787, 86866, 98358, 130299, 149574, 260598, 324077, 648154, 972231, 1944462, 4213001, 8426002, 12639003, 25278006]

約数ペア:

[(1, 25278006), (2, 12639003), (3, 8426002), (6, 4213001), (13, 1944462), (26, 972231), (39, 648154), (78, 324077), (97, 260598), (169, 149574), (194, 130299), (257, 98358), (291, 86866), (338, 74787), (507, 49858), (514, 49179), (582, 43433), (771, 32786), (1014, 24929), (1261, 20046), (1542, 16393), (2522, 10023), (3341, 7566), (3783, 6682)]