27801690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3229}}^1$

素因数の和:3287

約数の個数: 64

約数和(自身を含む): 78140160

約数和(自身を除く): 50338470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2870, 3229, 4305, 6458, 8610, 9687, 16145, 19374, 22603, 32290, 45206, 48435, 67809, 96870, 113015, 132389, 135618, 226030, 264778, 339045, 397167, 661945, 678090, 794334, 926723, 1323890, 1853446, 1985835, 2780169, 3971670, 4633615, 5560338, 9267230, 13900845, 27801690]

約数ペア:

[(1, 27801690), (2, 13900845), (3, 9267230), (5, 5560338), (6, 4633615), (7, 3971670), (10, 2780169), (14, 1985835), (15, 1853446), (21, 1323890), (30, 926723), (35, 794334), (41, 678090), (42, 661945), (70, 397167), (82, 339045), (105, 264778), (123, 226030), (205, 135618), (210, 132389), (246, 113015), (287, 96870), (410, 67809), (574, 48435), (615, 45206), (861, 32290), (1230, 22603), (1435, 19374), (1722, 16145), (2870, 9687), (3229, 8610), (4305, 6458)]