199776486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21523}}^1$

素因数の和:21565

約数の個数: 64

約数和(自身を含む): 520708608

約数和(自身を除く): 320932122

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 182, 221, 238, 273, 357, 442, 546, 663, 714, 1326, 1547, 3094, 4641, 9282, 21523, 43046, 64569, 129138, 150661, 279799, 301322, 365891, 451983, 559598, 731782, 839397, 903966, 1097673, 1678794, 1958593, 2195346, 2561237, 3917186, 4756583, 5122474, 5875779, 7683711, 9513166, 11751558, 14269749, 15367422, 28539498, 33296081, 66592162, 99888243, 199776486]

約数ペア:

[(1, 199776486), (2, 99888243), (3, 66592162), (6, 33296081), (7, 28539498), (13, 15367422), (14, 14269749), (17, 11751558), (21, 9513166), (26, 7683711), (34, 5875779), (39, 5122474), (42, 4756583), (51, 3917186), (78, 2561237), (91, 2195346), (102, 1958593), (119, 1678794), (182, 1097673), (221, 903966), (238, 839397), (273, 731782), (357, 559598), (442, 451983), (546, 365891), (663, 301322), (714, 279799), (1326, 150661), (1547, 129138), (3094, 64569), (4641, 43046), (9282, 21523)]