72839529

素因数分解:

$3^2\times 7^2\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:850

約数の個数: 36

約数和(自身を含む): 123006000

約数和(自身を除く): 50166471

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 331, 441, 499, 993, 1497, 2317, 2979, 3493, 4491, 6951, 10479, 16219, 20853, 24451, 31437, 48657, 73353, 145971, 165169, 220059, 495507, 1156183, 1486521, 3468549, 8093281, 10405647, 24279843, 72839529]

約数ペア:

[(1, 72839529), (3, 24279843), (7, 10405647), (9, 8093281), (21, 3468549), (49, 1486521), (63, 1156183), (147, 495507), (331, 220059), (441, 165169), (499, 145971), (993, 73353), (1497, 48657), (2317, 31437), (2979, 24451), (3493, 20853), (4491, 16219), (6951, 10479)]