318528015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{15859}}^1$

素因数の和:15983

約数の個数: 32

約数和(自身を含む): 554211840

約数和(自身を除く): 235683825

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1339, 1545, 4017, 6695, 15859, 20085, 47577, 79295, 206167, 237885, 618501, 1030835, 1633477, 3092505, 4900431, 8167385, 21235201, 24502155, 63705603, 106176005, 318528015]

約数ペア:

[(1, 318528015), (3, 106176005), (5, 63705603), (13, 24502155), (15, 21235201), (39, 8167385), (65, 4900431), (103, 3092505), (195, 1633477), (309, 1030835), (515, 618501), (1339, 237885), (1545, 206167), (4017, 79295), (6695, 47577), (15859, 20085)]