1497657021

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 2405376000

約数和(自身を除く): 907718979

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 173, 179, 329, 343, 519, 537, 987, 1029, 1211, 1253, 2303, 3633, 3759, 6909, 8131, 8413, 8477, 8771, 16121, 24393, 25239, 25431, 26313, 30967, 48363, 56917, 58891, 59339, 61397, 92901, 170751, 176673, 178017, 184191, 216769, 398419, 412237, 650307, 1195257, 1236711, 1455449, 1517383, 2788933, 2885659, 4366347, 4552149, 8366799, 8656977, 10188143, 10621681, 30564429, 31865043, 71317001, 213951003, 499219007, 1497657021]

約数ペア:

[(1, 1497657021), (3, 499219007), (7, 213951003), (21, 71317001), (47, 31865043), (49, 30564429), (141, 10621681), (147, 10188143), (173, 8656977), (179, 8366799), (329, 4552149), (343, 4366347), (519, 2885659), (537, 2788933), (987, 1517383), (1029, 1455449), (1211, 1236711), (1253, 1195257), (2303, 650307), (3633, 412237), (3759, 398419), (6909, 216769), (8131, 184191), (8413, 178017), (8477, 176673), (8771, 170751), (16121, 92901), (24393, 61397), (25239, 59339), (25431, 58891), (26313, 56917), (30967, 48363)]