128842215

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{1229}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 214315200

約数和(自身を除く): 85472985

約数列:

[1, 3, 5, 15, 29, 87, 145, 241, 435, 723, 1205, 1229, 3615, 3687, 6145, 6989, 18435, 20967, 34945, 35641, 104835, 106923, 178205, 296189, 534615, 888567, 1480945, 4442835, 8589481, 25768443, 42947405, 128842215]

約数ペア:

[(1, 128842215), (3, 42947405), (5, 25768443), (15, 8589481), (29, 4442835), (87, 1480945), (145, 888567), (241, 534615), (435, 296189), (723, 178205), (1205, 106923), (1229, 104835), (3615, 35641), (3687, 34945), (6145, 20967), (6989, 18435)]