2764425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 4999680

約数和(自身を除く): 2235255

約数列:

[1, 3, 5, 15, 25, 29, 31, 41, 75, 87, 93, 123, 145, 155, 205, 435, 465, 615, 725, 775, 899, 1025, 1189, 1271, 2175, 2325, 2697, 3075, 3567, 3813, 4495, 5945, 6355, 13485, 17835, 19065, 22475, 29725, 31775, 36859, 67425, 89175, 95325, 110577, 184295, 552885, 921475, 2764425]

約数ペア:

[(1, 2764425), (3, 921475), (5, 552885), (15, 184295), (25, 110577), (29, 95325), (31, 89175), (41, 67425), (75, 36859), (87, 31775), (93, 29725), (123, 22475), (145, 19065), (155, 17835), (205, 13485), (435, 6355), (465, 5945), (615, 4495), (725, 3813), (775, 3567), (899, 3075), (1025, 2697), (1189, 2325), (1271, 2175)]