1991786610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{8513}}^1$

素因数の和:9243

約数の個数: 64

約数和(自身を含む): 5222828160

約数和(自身を除く): 3231041550

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 709, 1418, 2127, 3545, 4254, 7090, 7799, 8513, 10635, 15598, 17026, 21270, 23397, 25539, 38995, 42565, 46794, 51078, 77990, 85130, 93643, 116985, 127695, 187286, 233970, 255390, 280929, 468215, 561858, 936430, 1404645, 2809290, 6035717, 12071434, 18107151, 30178585, 36214302, 60357170, 66392887, 90535755, 132785774, 181071510, 199178661, 331964435, 398357322, 663928870, 995893305, 1991786610]

約数ペア:

[(1, 1991786610), (2, 995893305), (3, 663928870), (5, 398357322), (6, 331964435), (10, 199178661), (11, 181071510), (15, 132785774), (22, 90535755), (30, 66392887), (33, 60357170), (55, 36214302), (66, 30178585), (110, 18107151), (165, 12071434), (330, 6035717), (709, 2809290), (1418, 1404645), (2127, 936430), (3545, 561858), (4254, 468215), (7090, 280929), (7799, 255390), (8513, 233970), (10635, 187286), (15598, 127695), (17026, 116985), (21270, 93643), (23397, 85130), (25539, 77990), (38995, 51078), (42565, 46794)]