57489789

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 93374208

約数和(自身を除く): 35884419

約数列:

[1, 3, 7, 21, 47, 49, 53, 141, 147, 157, 159, 329, 371, 471, 987, 1099, 1113, 2303, 2491, 2597, 3297, 6909, 7379, 7473, 7693, 7791, 8321, 17437, 22137, 23079, 24963, 51653, 52311, 58247, 122059, 154959, 174741, 361571, 366177, 391087, 407729, 1084713, 1173261, 1223187, 2737609, 8212827, 19163263, 57489789]

約数ペア:

[(1, 57489789), (3, 19163263), (7, 8212827), (21, 2737609), (47, 1223187), (49, 1173261), (53, 1084713), (141, 407729), (147, 391087), (157, 366177), (159, 361571), (329, 174741), (371, 154959), (471, 122059), (987, 58247), (1099, 52311), (1113, 51653), (2303, 24963), (2491, 23079), (2597, 22137), (3297, 17437), (6909, 8321), (7379, 7791), (7473, 7693)]