2215005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 3932544

約数和(自身を除く): 1717539

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 307, 481, 555, 921, 1443, 1535, 2405, 3991, 4605, 7215, 11359, 11973, 19955, 34077, 56795, 59865, 147667, 170385, 443001, 738335, 2215005]

約数ペア:

[(1, 2215005), (3, 738335), (5, 443001), (13, 170385), (15, 147667), (37, 59865), (39, 56795), (65, 34077), (111, 19955), (185, 11973), (195, 11359), (307, 7215), (481, 4605), (555, 3991), (921, 2405), (1443, 1535)]