856281618

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1481}}^1$

素因数の和:1621

約数の個数: 80

約数和(自身を含む): 1988322336

約数和(自身を除く): 1132040718

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 83, 86, 129, 162, 166, 249, 258, 387, 498, 747, 774, 1161, 1481, 1494, 2241, 2322, 2962, 3483, 3569, 4443, 4482, 6723, 6966, 7138, 8886, 10707, 13329, 13446, 21414, 26658, 32121, 39987, 63683, 64242, 79974, 96363, 119961, 122923, 127366, 191049, 192726, 239922, 245846, 289089, 368769, 382098, 573147, 578178, 737538, 1106307, 1146294, 1719441, 2212614, 3318921, 3438882, 5158323, 5285689, 6637842, 9956763, 10316646, 10571378, 15857067, 19913526, 31714134, 47571201, 95142402, 142713603, 285427206, 428140809, 856281618]

約数ペア:

[(1, 856281618), (2, 428140809), (3, 285427206), (6, 142713603), (9, 95142402), (18, 47571201), (27, 31714134), (43, 19913526), (54, 15857067), (81, 10571378), (83, 10316646), (86, 9956763), (129, 6637842), (162, 5285689), (166, 5158323), (249, 3438882), (258, 3318921), (387, 2212614), (498, 1719441), (747, 1146294), (774, 1106307), (1161, 737538), (1481, 578178), (1494, 573147), (2241, 382098), (2322, 368769), (2962, 289089), (3483, 245846), (3569, 239922), (4443, 192726), (4482, 191049), (6723, 127366), (6966, 122923), (7138, 119961), (8886, 96363), (10707, 79974), (13329, 64242), (13446, 63683), (21414, 39987), (26658, 32121)]