78626943

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 122618496

約数和(自身を除く): 43991553

約数列:

[1, 3, 9, 27, 31, 81, 93, 173, 181, 279, 519, 543, 837, 1557, 1629, 2511, 4671, 4887, 5363, 5611, 14013, 14661, 16089, 16833, 31313, 48267, 50499, 93939, 144801, 151497, 281817, 434403, 454491, 845451, 970703, 2536353, 2912109, 8736327, 26208981, 78626943]

約数ペア:

[(1, 78626943), (3, 26208981), (9, 8736327), (27, 2912109), (31, 2536353), (81, 970703), (93, 845451), (173, 454491), (181, 434403), (279, 281817), (519, 151497), (543, 144801), (837, 93939), (1557, 50499), (1629, 48267), (2511, 31313), (4671, 16833), (4887, 16089), (5363, 14661), (5611, 14013)]