64641078

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{21001}}^1$

素因数の和:21034

約数の個数: 40

約数和(自身を含む): 152474520

約数和(自身を除く): 87833442

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 21001, 42002, 63003, 126006, 189009, 378018, 399019, 567027, 798038, 1134054, 1197057, 1701081, 2394114, 3402162, 3591171, 7182342, 10773513, 21547026, 32320539, 64641078]

約数ペア:

[(1, 64641078), (2, 32320539), (3, 21547026), (6, 10773513), (9, 7182342), (18, 3591171), (19, 3402162), (27, 2394114), (38, 1701081), (54, 1197057), (57, 1134054), (81, 798038), (114, 567027), (162, 399019), (171, 378018), (342, 189009), (513, 126006), (1026, 63003), (1539, 42002), (3078, 21001)]