201322215

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 362209536

約数和(自身を除く): 160887321

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 277, 279, 465, 521, 831, 1385, 1395, 1563, 2493, 2605, 4155, 4689, 7815, 8587, 12465, 16151, 23445, 25761, 42935, 48453, 77283, 80755, 128805, 144317, 145359, 242265, 386415, 432951, 721585, 726795, 1298853, 2164755, 4473827, 6494265, 13421481, 22369135, 40264443, 67107405, 201322215]

約数ペア:

[(1, 201322215), (3, 67107405), (5, 40264443), (9, 22369135), (15, 13421481), (31, 6494265), (45, 4473827), (93, 2164755), (155, 1298853), (277, 726795), (279, 721585), (465, 432951), (521, 386415), (831, 242265), (1385, 145359), (1395, 144317), (1563, 128805), (2493, 80755), (2605, 77283), (4155, 48453), (4689, 42935), (7815, 25761), (8587, 23445), (12465, 16151)]