15667428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^2$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 43521856

約数和(自身を除く): 27854428

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 71, 74, 84, 111, 142, 148, 213, 222, 259, 284, 426, 444, 497, 518, 777, 852, 994, 1036, 1491, 1554, 1988, 2627, 2982, 3108, 5041, 5254, 5964, 7881, 10082, 10508, 15123, 15762, 18389, 20164, 30246, 31524, 35287, 36778, 55167, 60492, 70574, 73556, 105861, 110334, 141148, 186517, 211722, 220668, 373034, 423444, 559551, 746068, 1119102, 1305619, 2238204, 2611238, 3916857, 5222476, 7833714, 15667428]

約数ペア:

[(1, 15667428), (2, 7833714), (3, 5222476), (4, 3916857), (6, 2611238), (7, 2238204), (12, 1305619), (14, 1119102), (21, 746068), (28, 559551), (37, 423444), (42, 373034), (71, 220668), (74, 211722), (84, 186517), (111, 141148), (142, 110334), (148, 105861), (213, 73556), (222, 70574), (259, 60492), (284, 55167), (426, 36778), (444, 35287), (497, 31524), (518, 30246), (777, 20164), (852, 18389), (994, 15762), (1036, 15123), (1491, 10508), (1554, 10082), (1988, 7881), (2627, 5964), (2982, 5254), (3108, 5041)]