221514237

素因数分解:

$3^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{4357}}^1$

素因数の和:4642

約数の個数: 32

約数和(自身を含む): 376531200

約数和(自身を除く): 155016963

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 269, 807, 1883, 2421, 4357, 5649, 7263, 13071, 16947, 30499, 39213, 50841, 91497, 117639, 274491, 823473, 1172033, 3516099, 8204231, 10548297, 24612693, 31644891, 73838079, 221514237]

約数ペア:

[(1, 221514237), (3, 73838079), (7, 31644891), (9, 24612693), (21, 10548297), (27, 8204231), (63, 3516099), (189, 1172033), (269, 823473), (807, 274491), (1883, 117639), (2421, 91497), (4357, 50841), (5649, 39213), (7263, 30499), (13071, 16947)]