221654712

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1973}}^1$

素因数の和:2164

約数の個数: 64

約数和(自身を含む): 576092160

約数和(自身を除く): 354437448

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 151, 186, 248, 302, 372, 453, 604, 744, 906, 1208, 1812, 1973, 3624, 3946, 4681, 5919, 7892, 9362, 11838, 14043, 15784, 18724, 23676, 28086, 37448, 47352, 56172, 61163, 112344, 122326, 183489, 244652, 297923, 366978, 489304, 595846, 733956, 893769, 1191692, 1467912, 1787538, 2383384, 3575076, 7150152, 9235613, 18471226, 27706839, 36942452, 55413678, 73884904, 110827356, 221654712]

約数ペア:

[(1, 221654712), (2, 110827356), (3, 73884904), (4, 55413678), (6, 36942452), (8, 27706839), (12, 18471226), (24, 9235613), (31, 7150152), (62, 3575076), (93, 2383384), (124, 1787538), (151, 1467912), (186, 1191692), (248, 893769), (302, 733956), (372, 595846), (453, 489304), (604, 366978), (744, 297923), (906, 244652), (1208, 183489), (1812, 122326), (1973, 112344), (3624, 61163), (3946, 56172), (4681, 47352), (5919, 37448), (7892, 28086), (9362, 23676), (11838, 18724), (14043, 15784)]