1331503758

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{2333}}^1$

素因数の和:2631

約数の個数: 80

約数和(自身を含む): 3226297536

約数和(自身を除く): 1894793778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 271, 351, 542, 702, 813, 1053, 1626, 2106, 2333, 2439, 3523, 4666, 4878, 6999, 7046, 7317, 10569, 13998, 14634, 20997, 21138, 21951, 30329, 31707, 41994, 43902, 60658, 62991, 63414, 90987, 95121, 125982, 181974, 188973, 190242, 272961, 285363, 377946, 545922, 570726, 632243, 818883, 1264486, 1637766, 1896729, 2456649, 3793458, 4913298, 5690187, 8219159, 11380374, 16438318, 17070561, 24657477, 34141122, 49314954, 51211683, 73972431, 102423366, 147944862, 221917293, 443834586, 665751879, 1331503758]

約数ペア:

[(1, 1331503758), (2, 665751879), (3, 443834586), (6, 221917293), (9, 147944862), (13, 102423366), (18, 73972431), (26, 51211683), (27, 49314954), (39, 34141122), (54, 24657477), (78, 17070561), (81, 16438318), (117, 11380374), (162, 8219159), (234, 5690187), (271, 4913298), (351, 3793458), (542, 2456649), (702, 1896729), (813, 1637766), (1053, 1264486), (1626, 818883), (2106, 632243), (2333, 570726), (2439, 545922), (3523, 377946), (4666, 285363), (4878, 272961), (6999, 190242), (7046, 188973), (7317, 181974), (10569, 125982), (13998, 95121), (14634, 90987), (20997, 63414), (21138, 62991), (21951, 60658), (30329, 43902), (31707, 41994)]