12912345

素因数分解:

$3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 23207040

約数和(自身を除く): 10294695

約数列:

[1, 3, 5, 9, 15, 27, 45, 101, 135, 303, 505, 909, 947, 1515, 2727, 2841, 4545, 4735, 8523, 13635, 14205, 25569, 42615, 95647, 127845, 286941, 478235, 860823, 1434705, 2582469, 4304115, 12912345]

約数ペア:

[(1, 12912345), (3, 4304115), (5, 2582469), (9, 1434705), (15, 860823), (27, 478235), (45, 286941), (101, 127845), (135, 95647), (303, 42615), (505, 25569), (909, 14205), (947, 13635), (1515, 8523), (2727, 4735), (2841, 4545)]