814333821

素因数分解:

$3^1\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{19457}}^1$

素因数の和:21460

約数の個数: 16

約数和(自身を含む): 1241576064

約数和(自身を除く): 427242243

約数列:

[1, 3, 7, 21, 1993, 5979, 13951, 19457, 41853, 58371, 136199, 408597, 38777801, 116333403, 271444607, 814333821]

約数ペア:

[(1, 814333821), (3, 271444607), (7, 116333403), (21, 38777801), (1993, 408597), (5979, 136199), (13951, 58371), (19457, 41853)]