28271994927

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{6733}}^1$

素因数の和:6984

約数の個数: 64

約数和(自身を含む): 44709450240

約数和(自身を除く): 16437455313

約数列:

[1, 3, 11, 19, 33, 37, 57, 111, 181, 209, 407, 543, 627, 703, 1221, 1991, 2109, 3439, 5973, 6697, 6733, 7733, 10317, 20091, 20199, 23199, 37829, 73667, 74063, 113487, 127243, 127927, 221001, 222189, 249121, 381729, 383781, 747363, 1218673, 1399673, 1407197, 2740331, 3656019, 4199019, 4221591, 4733299, 8220993, 13405403, 14199897, 23154787, 40216209, 45090901, 52066289, 69464361, 135272703, 156198867, 254702657, 495999911, 764107971, 856727119, 1487999733, 2570181357, 9423998309, 28271994927]

約数ペア:

[(1, 28271994927), (3, 9423998309), (11, 2570181357), (19, 1487999733), (33, 856727119), (37, 764107971), (57, 495999911), (111, 254702657), (181, 156198867), (209, 135272703), (407, 69464361), (543, 52066289), (627, 45090901), (703, 40216209), (1221, 23154787), (1991, 14199897), (2109, 13405403), (3439, 8220993), (5973, 4733299), (6697, 4221591), (6733, 4199019), (7733, 3656019), (10317, 2740331), (20091, 1407197), (20199, 1399673), (23199, 1218673), (37829, 747363), (73667, 383781), (74063, 381729), (113487, 249121), (127243, 222189), (127927, 221001)]