247115570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3607}}^1$

素因数の和:3675

約数の個数: 64

約数和(自身を含む): 523708416

約数和(自身を除く): 276592846

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 403, 442, 527, 806, 1054, 1105, 2015, 2210, 2635, 3607, 4030, 5270, 6851, 7214, 13702, 18035, 34255, 36070, 46891, 61319, 68510, 93782, 111817, 122638, 223634, 234455, 306595, 468910, 559085, 613190, 797147, 1118170, 1453621, 1594294, 1900889, 2907242, 3801778, 3985735, 7268105, 7971470, 9504445, 14536210, 19008890, 24711557, 49423114, 123557785, 247115570]

約数ペア:

[(1, 247115570), (2, 123557785), (5, 49423114), (10, 24711557), (13, 19008890), (17, 14536210), (26, 9504445), (31, 7971470), (34, 7268105), (62, 3985735), (65, 3801778), (85, 2907242), (130, 1900889), (155, 1594294), (170, 1453621), (221, 1118170), (310, 797147), (403, 613190), (442, 559085), (527, 468910), (806, 306595), (1054, 234455), (1105, 223634), (2015, 122638), (2210, 111817), (2635, 93782), (3607, 68510), (4030, 61319), (5270, 46891), (6851, 36070), (7214, 34255), (13702, 18035)]