199974242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1811}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 336075264

約数和(自身を除く): 136101022

約数列:

[1, 2, 13, 26, 31, 62, 137, 274, 403, 806, 1781, 1811, 3562, 3622, 4247, 8494, 23543, 47086, 55211, 56141, 110422, 112282, 248107, 496214, 729833, 1459666, 3225391, 6450782, 7691317, 15382634, 99987121, 199974242]

約数ペア:

[(1, 199974242), (2, 99987121), (13, 15382634), (26, 7691317), (31, 6450782), (62, 3225391), (137, 1459666), (274, 729833), (403, 496214), (806, 248107), (1781, 112282), (1811, 110422), (3562, 56141), (3622, 55211), (4247, 47086), (8494, 23543)]