538248975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{829}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 973211520

約数和(自身を除く): 434962545

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 787, 825, 829, 2361, 2487, 3935, 4145, 8657, 9119, 11805, 12435, 19675, 20725, 25971, 27357, 43285, 45595, 59025, 62175, 129855, 136785, 216425, 227975, 649275, 652423, 683925, 1957269, 3262115, 7176653, 9786345, 16310575, 21529959, 35883265, 48931725, 107649795, 179416325, 538248975]

約数ペア:

[(1, 538248975), (3, 179416325), (5, 107649795), (11, 48931725), (15, 35883265), (25, 21529959), (33, 16310575), (55, 9786345), (75, 7176653), (165, 3262115), (275, 1957269), (787, 683925), (825, 652423), (829, 649275), (2361, 227975), (2487, 216425), (3935, 136785), (4145, 129855), (8657, 62175), (9119, 59025), (11805, 45595), (12435, 43285), (19675, 27357), (20725, 25971)]