2739005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 3483648

約数和(自身を除く): 744643

約数列:

[1, 5, 31, 41, 155, 205, 431, 1271, 2155, 6355, 13361, 17671, 66805, 88355, 547801, 2739005]

約数ペア:

[(1, 2739005), (5, 547801), (31, 88355), (41, 66805), (155, 17671), (205, 13361), (431, 6355), (1271, 2155)]