18250065

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 33113808

約数和(自身を除く): 14863743

約数列:

[1, 3, 5, 9, 15, 37, 45, 97, 111, 113, 185, 291, 333, 339, 485, 555, 565, 873, 1017, 1455, 1665, 1695, 3589, 4181, 4365, 5085, 10767, 10961, 12543, 17945, 20905, 32301, 32883, 37629, 53835, 54805, 62715, 98649, 161505, 164415, 188145, 405557, 493245, 1216671, 2027785, 3650013, 6083355, 18250065]

約数ペア:

[(1, 18250065), (3, 6083355), (5, 3650013), (9, 2027785), (15, 1216671), (37, 493245), (45, 405557), (97, 188145), (111, 164415), (113, 161505), (185, 98649), (291, 62715), (333, 54805), (339, 53835), (485, 37629), (555, 32883), (565, 32301), (873, 20905), (1017, 17945), (1455, 12543), (1665, 10961), (1695, 10767), (3589, 5085), (4181, 4365)]