208308984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{667657}}^1$

素因数の和:667679

約数の個数: 32

約数和(自身を含む): 560832720

約数和(自身を除く): 352523736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 667657, 1335314, 2002971, 2670628, 4005942, 5341256, 8011884, 8679541, 16023768, 17359082, 26038623, 34718164, 52077246, 69436328, 104154492, 208308984]

約数ペア:

[(1, 208308984), (2, 104154492), (3, 69436328), (4, 52077246), (6, 34718164), (8, 26038623), (12, 17359082), (13, 16023768), (24, 8679541), (26, 8011884), (39, 5341256), (52, 4005942), (78, 2670628), (104, 2002971), (156, 1335314), (312, 667657)]