81169938

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{26371}}^1$

素因数の和:26404

約数の個数: 40

約数和(自身を含む): 191460720

約数和(自身を除く): 110290782

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 26371, 52742, 79113, 158226, 237339, 474678, 501049, 712017, 1002098, 1424034, 1503147, 2136051, 3006294, 4272102, 4509441, 9018882, 13528323, 27056646, 40584969, 81169938]

約数ペア:

[(1, 81169938), (2, 40584969), (3, 27056646), (6, 13528323), (9, 9018882), (18, 4509441), (19, 4272102), (27, 3006294), (38, 2136051), (54, 1503147), (57, 1424034), (81, 1002098), (114, 712017), (162, 501049), (171, 474678), (342, 237339), (513, 158226), (1026, 79113), (1539, 52742), (3078, 26371)]