1291225144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{941}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 2734663680

約数和(自身を除く): 1443438536

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 503, 682, 941, 1006, 1364, 1882, 2012, 2728, 3764, 4024, 5533, 7528, 10351, 11066, 15593, 20702, 22132, 29171, 31186, 41404, 44264, 58342, 62372, 82808, 116684, 124744, 171523, 233368, 320881, 343046, 473323, 641762, 686092, 946646, 1283524, 1372184, 1893292, 2567048, 3786584, 5206553, 10413106, 14673013, 20826212, 29346026, 41652424, 58692052, 117384104, 161403143, 322806286, 645612572, 1291225144]

約数ペア:

[(1, 1291225144), (2, 645612572), (4, 322806286), (8, 161403143), (11, 117384104), (22, 58692052), (31, 41652424), (44, 29346026), (62, 20826212), (88, 14673013), (124, 10413106), (248, 5206553), (341, 3786584), (503, 2567048), (682, 1893292), (941, 1372184), (1006, 1283524), (1364, 946646), (1882, 686092), (2012, 641762), (2728, 473323), (3764, 343046), (4024, 320881), (5533, 233368), (7528, 171523), (10351, 124744), (11066, 116684), (15593, 82808), (20702, 62372), (22132, 58342), (29171, 44264), (31186, 41404)]