18162495

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 35481600

約数和(自身を除く): 17319105

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 79, 117, 131, 135, 195, 237, 351, 393, 395, 585, 655, 711, 1027, 1179, 1185, 1703, 1755, 1965, 2133, 3081, 3537, 3555, 5109, 5135, 5895, 8515, 9243, 10349, 10665, 15327, 15405, 17685, 25545, 27729, 31047, 45981, 46215, 51745, 76635, 93141, 134537, 138645, 155235, 229905, 279423, 403611, 465705, 672685, 1210833, 1397115, 2018055, 3632499, 6054165, 18162495]

約数ペア:

[(1, 18162495), (3, 6054165), (5, 3632499), (9, 2018055), (13, 1397115), (15, 1210833), (27, 672685), (39, 465705), (45, 403611), (65, 279423), (79, 229905), (117, 155235), (131, 138645), (135, 134537), (195, 93141), (237, 76635), (351, 51745), (393, 46215), (395, 45981), (585, 31047), (655, 27729), (711, 25545), (1027, 17685), (1179, 15405), (1185, 15327), (1703, 10665), (1755, 10349), (1965, 9243), (2133, 8515), (3081, 5895), (3537, 5135), (3555, 5109)]