209322813

素因数分解:

$3^1\times 7^1\times {\mathrm{2357}}^1\times {\mathrm{4229}}^1$

素因数の和:6596

約数の個数: 16

約数和(自身を含む): 319178880

約数和(自身を除く): 109856067

約数列:

[1, 3, 7, 21, 2357, 4229, 7071, 12687, 16499, 29603, 49497, 88809, 9967753, 29903259, 69774271, 209322813]

約数ペア:

[(1, 209322813), (3, 69774271), (7, 29903259), (21, 9967753), (2357, 88809), (4229, 49497), (7071, 29603), (12687, 16499)]