71698815

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 129792000

約数和(自身を除く): 58093185

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 103, 155, 279, 309, 465, 499, 515, 927, 1395, 1497, 1545, 2495, 3193, 4491, 4635, 7485, 9579, 15469, 15965, 22455, 28737, 46407, 47895, 51397, 77345, 139221, 143685, 154191, 232035, 256985, 462573, 696105, 770955, 1593307, 2312865, 4779921, 7966535, 14339763, 23899605, 71698815]

約数ペア:

[(1, 71698815), (3, 23899605), (5, 14339763), (9, 7966535), (15, 4779921), (31, 2312865), (45, 1593307), (93, 770955), (103, 696105), (155, 462573), (279, 256985), (309, 232035), (465, 154191), (499, 143685), (515, 139221), (927, 77345), (1395, 51397), (1497, 47895), (1545, 46407), (2495, 28737), (3193, 22455), (4491, 15965), (4635, 15469), (7485, 9579)]