72157095

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1367}}^1$

素因数の和:1421

約数の個数: 64

約数和(自身を含む): 141834240

約数和(自身を除く): 69677145

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 345, 391, 459, 621, 765, 1035, 1173, 1367, 1955, 2295, 3105, 3519, 4101, 5865, 6835, 10557, 12303, 17595, 20505, 23239, 31441, 36909, 52785, 61515, 69717, 94323, 116195, 157205, 184545, 209151, 282969, 348585, 471615, 534497, 627453, 848907, 1045755, 1414845, 1603491, 2672485, 3137265, 4244535, 4810473, 8017455, 14431419, 24052365, 72157095]

約数ペア:

[(1, 72157095), (3, 24052365), (5, 14431419), (9, 8017455), (15, 4810473), (17, 4244535), (23, 3137265), (27, 2672485), (45, 1603491), (51, 1414845), (69, 1045755), (85, 848907), (115, 627453), (135, 534497), (153, 471615), (207, 348585), (255, 282969), (345, 209151), (391, 184545), (459, 157205), (621, 116195), (765, 94323), (1035, 69717), (1173, 61515), (1367, 52785), (1955, 36909), (2295, 31441), (3105, 23239), (3519, 20505), (4101, 17595), (5865, 12303), (6835, 10557)]