1231900515

素因数分解:

$3^3\times 5^1\times {\mathrm{983}}^1\times {\mathrm{9283}}^1$

素因数の和:10280

約数の個数: 32

約数和(自身を含む): 2192509440

約数和(自身を除く): 960608925

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 983, 2949, 4915, 8847, 9283, 14745, 26541, 27849, 44235, 46415, 83547, 132705, 139245, 250641, 417735, 1253205, 9125189, 27375567, 45625945, 82126701, 136877835, 246380103, 410633505, 1231900515]

約数ペア:

[(1, 1231900515), (3, 410633505), (5, 246380103), (9, 136877835), (15, 82126701), (27, 45625945), (45, 27375567), (135, 9125189), (983, 1253205), (2949, 417735), (4915, 250641), (8847, 139245), (9283, 132705), (14745, 83547), (26541, 46415), (27849, 44235)]