199401618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 455495040

約数和(自身を除く): 256093422

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 157, 247, 314, 471, 494, 741, 857, 942, 1482, 1714, 2041, 2571, 2983, 4082, 5142, 5966, 6123, 8949, 11141, 12246, 16283, 17898, 22282, 32566, 33423, 38779, 48849, 66846, 77558, 97698, 116337, 134549, 211679, 232674, 269098, 403647, 423358, 635037, 807294, 1270074, 1749137, 2556431, 3498274, 5112862, 5247411, 7669293, 10494822, 15338586, 33233603, 66467206, 99700809, 199401618]

約数ペア:

[(1, 199401618), (2, 99700809), (3, 66467206), (6, 33233603), (13, 15338586), (19, 10494822), (26, 7669293), (38, 5247411), (39, 5112862), (57, 3498274), (78, 2556431), (114, 1749137), (157, 1270074), (247, 807294), (314, 635037), (471, 423358), (494, 403647), (741, 269098), (857, 232674), (942, 211679), (1482, 134549), (1714, 116337), (2041, 97698), (2571, 77558), (2983, 66846), (4082, 48849), (5142, 38779), (5966, 33423), (6123, 32566), (8949, 22282), (11141, 17898), (12246, 16283)]