217434866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 386760960

約数和(自身を除く): 169326094

約数列:

[1, 2, 11, 22, 29, 37, 58, 61, 74, 122, 151, 302, 319, 407, 638, 671, 814, 1073, 1342, 1661, 1769, 2146, 2257, 3322, 3538, 4379, 4514, 5587, 8758, 9211, 11174, 11803, 18422, 19459, 23606, 24827, 38918, 48169, 49654, 61457, 65453, 96338, 101321, 122914, 130906, 162023, 202642, 267119, 324046, 340807, 534238, 681614, 719983, 1439966, 1782253, 2938309, 3564506, 3748877, 5876618, 7497754, 9883403, 19766806, 108717433, 217434866]

約数ペア:

[(1, 217434866), (2, 108717433), (11, 19766806), (22, 9883403), (29, 7497754), (37, 5876618), (58, 3748877), (61, 3564506), (74, 2938309), (122, 1782253), (151, 1439966), (302, 719983), (319, 681614), (407, 534238), (638, 340807), (671, 324046), (814, 267119), (1073, 202642), (1342, 162023), (1661, 130906), (1769, 122914), (2146, 101321), (2257, 96338), (3322, 65453), (3538, 61457), (4379, 49654), (4514, 48169), (5587, 38918), (8758, 24827), (9211, 23606), (11174, 19459), (11803, 18422)]