206873142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 488540160

約数和(自身を除く): 281667018

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 239, 259, 478, 518, 557, 717, 777, 1114, 1434, 1554, 1671, 1673, 3342, 3346, 3899, 5019, 7798, 8843, 10038, 11697, 17686, 20609, 23394, 26529, 41218, 53058, 61827, 61901, 123654, 123802, 133123, 144263, 185703, 266246, 288526, 371406, 399369, 432789, 798738, 865578, 931861, 1863722, 2795583, 4925551, 5591166, 9851102, 14776653, 29553306, 34478857, 68957714, 103436571, 206873142]

約数ペア:

[(1, 206873142), (2, 103436571), (3, 68957714), (6, 34478857), (7, 29553306), (14, 14776653), (21, 9851102), (37, 5591166), (42, 4925551), (74, 2795583), (111, 1863722), (222, 931861), (239, 865578), (259, 798738), (478, 432789), (518, 399369), (557, 371406), (717, 288526), (777, 266246), (1114, 185703), (1434, 144263), (1554, 133123), (1671, 123802), (1673, 123654), (3342, 61901), (3346, 61827), (3899, 53058), (5019, 41218), (7798, 26529), (8843, 23394), (10038, 20609), (11697, 17686)]