43391943

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 74899968

約数和(自身を除く): 31508025

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 309, 567, 721, 743, 927, 2163, 2229, 2781, 5201, 6489, 6687, 8343, 15603, 19467, 20061, 46809, 58401, 60183, 76529, 140427, 229587, 421281, 535703, 688761, 1607109, 2066283, 4821327, 6198849, 14463981, 43391943]

約数ペア:

[(1, 43391943), (3, 14463981), (7, 6198849), (9, 4821327), (21, 2066283), (27, 1607109), (63, 688761), (81, 535703), (103, 421281), (189, 229587), (309, 140427), (567, 76529), (721, 60183), (743, 58401), (927, 46809), (2163, 20061), (2229, 19467), (2781, 15603), (5201, 8343), (6489, 6687)]