199867788

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2267}}^1$

素因数の和:2387

約数の個数: 72

約数和(自身を含む): 528353280

約数和(自身を除く): 328485492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 79, 93, 124, 158, 186, 237, 279, 316, 372, 474, 558, 711, 948, 1116, 1422, 2267, 2449, 2844, 4534, 4898, 6801, 7347, 9068, 9796, 13602, 14694, 20403, 22041, 27204, 29388, 40806, 44082, 70277, 81612, 88164, 140554, 179093, 210831, 281108, 358186, 421662, 537279, 632493, 716372, 843324, 1074558, 1264986, 1611837, 2149116, 2529972, 3223674, 5551883, 6447348, 11103766, 16655649, 22207532, 33311298, 49966947, 66622596, 99933894, 199867788]

約数ペア:

[(1, 199867788), (2, 99933894), (3, 66622596), (4, 49966947), (6, 33311298), (9, 22207532), (12, 16655649), (18, 11103766), (31, 6447348), (36, 5551883), (62, 3223674), (79, 2529972), (93, 2149116), (124, 1611837), (158, 1264986), (186, 1074558), (237, 843324), (279, 716372), (316, 632493), (372, 537279), (474, 421662), (558, 358186), (711, 281108), (948, 210831), (1116, 179093), (1422, 140554), (2267, 88164), (2449, 81612), (2844, 70277), (4534, 44082), (4898, 40806), (6801, 29388), (7347, 27204), (9068, 22041), (9796, 20403), (13602, 14694)]