628895925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9739}}^1$

素因数の和:9803

約数の個数: 72

約数和(自身を含む): 1318873920

約数和(自身を除く): 689977995

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 41, 45, 63, 75, 105, 123, 175, 205, 225, 287, 315, 369, 525, 615, 861, 1025, 1435, 1575, 1845, 2583, 3075, 4305, 7175, 9225, 9739, 12915, 21525, 29217, 48695, 64575, 68173, 87651, 146085, 204519, 243475, 340865, 399299, 438255, 613557, 730425, 1022595, 1197897, 1704325, 1996495, 2191275, 2795093, 3067785, 3593691, 5112975, 5989485, 8385279, 9982475, 13975465, 15338925, 17968455, 25155837, 29947425, 41926395, 69877325, 89842275, 125779185, 209631975, 628895925]

約数ペア:

[(1, 628895925), (3, 209631975), (5, 125779185), (7, 89842275), (9, 69877325), (15, 41926395), (21, 29947425), (25, 25155837), (35, 17968455), (41, 15338925), (45, 13975465), (63, 9982475), (75, 8385279), (105, 5989485), (123, 5112975), (175, 3593691), (205, 3067785), (225, 2795093), (287, 2191275), (315, 1996495), (369, 1704325), (525, 1197897), (615, 1022595), (861, 730425), (1025, 613557), (1435, 438255), (1575, 399299), (1845, 340865), (2583, 243475), (3075, 204519), (4305, 146085), (7175, 87651), (9225, 68173), (9739, 64575), (12915, 48695), (21525, 29217)]