4155555

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 7076160

約数和(自身を除く): 2920605

約数列:

[1, 3, 5, 15, 29, 41, 87, 123, 145, 205, 233, 435, 615, 699, 1165, 1189, 3495, 3567, 5945, 6757, 9553, 17835, 20271, 28659, 33785, 47765, 101355, 143295, 277037, 831111, 1385185, 4155555]

約数ペア:

[(1, 4155555), (3, 1385185), (5, 831111), (15, 277037), (29, 143295), (41, 101355), (87, 47765), (123, 33785), (145, 28659), (205, 20271), (233, 17835), (435, 9553), (615, 6757), (699, 5945), (1165, 3567), (1189, 3495)]