220187997

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{1039}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 335462400

約数和(自身を除く): 115274403

約数列:

[1, 3, 9, 27, 47, 141, 167, 423, 501, 1039, 1269, 1503, 3117, 4509, 7849, 9351, 23547, 28053, 48833, 70641, 146499, 173513, 211923, 439497, 520539, 1318491, 1561617, 4684851, 8155111, 24465333, 73395999, 220187997]

約数ペア:

[(1, 220187997), (3, 73395999), (9, 24465333), (27, 8155111), (47, 4684851), (141, 1561617), (167, 1318491), (423, 520539), (501, 439497), (1039, 211923), (1269, 173513), (1503, 146499), (3117, 70641), (4509, 48833), (7849, 28053), (9351, 23547)]