199900862

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1069}}^1$

素因数の和:1153

約数の個数: 48

約数和(自身を含む): 371795040

約数和(自身を除く): 171894178

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 361, 518, 703, 722, 1069, 1406, 2138, 2527, 4921, 5054, 7483, 9842, 13357, 14966, 20311, 26714, 39553, 40622, 79106, 93499, 142177, 186998, 276871, 284354, 385909, 553742, 751507, 771818, 1503014, 2701363, 5260549, 5402726, 10521098, 14278633, 28557266, 99950431, 199900862]

約数ペア:

[(1, 199900862), (2, 99950431), (7, 28557266), (14, 14278633), (19, 10521098), (37, 5402726), (38, 5260549), (74, 2701363), (133, 1503014), (259, 771818), (266, 751507), (361, 553742), (518, 385909), (703, 284354), (722, 276871), (1069, 186998), (1406, 142177), (2138, 93499), (2527, 79106), (4921, 40622), (5054, 39553), (7483, 26714), (9842, 20311), (13357, 14966)]