30820902

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1327}}^1$

素因数の和:1425

約数の個数: 48

約数和(自身を含む): 72668160

約数和(自身を除く): 41847258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 1106, 1327, 1659, 2654, 3318, 3871, 3981, 7742, 7962, 9289, 11613, 18578, 23226, 27867, 55734, 65023, 104833, 130046, 195069, 209666, 314499, 390138, 628998, 733831, 1467662, 2201493, 4402986, 5136817, 10273634, 15410451, 30820902]

約数ペア:

[(1, 30820902), (2, 15410451), (3, 10273634), (6, 5136817), (7, 4402986), (14, 2201493), (21, 1467662), (42, 733831), (49, 628998), (79, 390138), (98, 314499), (147, 209666), (158, 195069), (237, 130046), (294, 104833), (474, 65023), (553, 55734), (1106, 27867), (1327, 23226), (1659, 18578), (2654, 11613), (3318, 9289), (3871, 7962), (3981, 7742)]