289253204

素因数分解:

$2^2\times {\mathrm{67}}^2\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:408

約数の個数: 36

約数和(自身を含む): 522505620

約数和(自身を除く): 233252416

約数列:

[1, 2, 4, 67, 89, 134, 178, 181, 268, 356, 362, 724, 4489, 5963, 8978, 11926, 12127, 16109, 17956, 23852, 24254, 32218, 48508, 64436, 399521, 799042, 812509, 1079303, 1598084, 1625018, 2158606, 3250036, 4317212, 72313301, 144626602, 289253204]

約数ペア:

[(1, 289253204), (2, 144626602), (4, 72313301), (67, 4317212), (89, 3250036), (134, 2158606), (178, 1625018), (181, 1598084), (268, 1079303), (356, 812509), (362, 799042), (724, 399521), (4489, 64436), (5963, 48508), (8978, 32218), (11926, 24254), (12127, 23852), (16109, 17956)]