16917165

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 30890496

約数和(自身を除く): 13973331

約数列:

[1, 3, 5, 9, 15, 31, 45, 67, 93, 155, 181, 201, 279, 335, 465, 543, 603, 905, 1005, 1395, 1629, 2077, 2715, 3015, 5611, 6231, 8145, 10385, 12127, 16833, 18693, 28055, 31155, 36381, 50499, 60635, 84165, 93465, 109143, 181905, 252495, 375937, 545715, 1127811, 1879685, 3383433, 5639055, 16917165]

約数ペア:

[(1, 16917165), (3, 5639055), (5, 3383433), (9, 1879685), (15, 1127811), (31, 545715), (45, 375937), (67, 252495), (93, 181905), (155, 109143), (181, 93465), (201, 84165), (279, 60635), (335, 50499), (465, 36381), (543, 31155), (603, 28055), (905, 18693), (1005, 16833), (1395, 12127), (1629, 10385), (2077, 8145), (2715, 6231), (3015, 5611)]