49986615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 95081472

約数和(自身を除く): 45094857

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 705, 735, 987, 1447, 1645, 2303, 4341, 4935, 6909, 7235, 10129, 11515, 21705, 30387, 34545, 50645, 68009, 70903, 151935, 204027, 212709, 340045, 354515, 476063, 1020135, 1063545, 1428189, 2380315, 3332441, 7140945, 9997323, 16662205, 49986615]

約数ペア:

[(1, 49986615), (3, 16662205), (5, 9997323), (7, 7140945), (15, 3332441), (21, 2380315), (35, 1428189), (47, 1063545), (49, 1020135), (105, 476063), (141, 354515), (147, 340045), (235, 212709), (245, 204027), (329, 151935), (705, 70903), (735, 68009), (987, 50645), (1447, 34545), (1645, 30387), (2303, 21705), (4341, 11515), (4935, 10129), (6909, 7235)]