81386964

素因数分解:

$2^2\times 3^3\times {\mathrm{753583}}^1$

素因数の和:753596

約数の個数: 24

約数和(自身を含む): 211003520

約数和(自身を除く): 129616556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 753583, 1507166, 2260749, 3014332, 4521498, 6782247, 9042996, 13564494, 20346741, 27128988, 40693482, 81386964]

約数ペア:

[(1, 81386964), (2, 40693482), (3, 27128988), (4, 20346741), (6, 13564494), (9, 9042996), (12, 6782247), (18, 4521498), (27, 3014332), (36, 2260749), (54, 1507166), (108, 753583)]