989976

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 2822400

約数和(自身を除く): 1832424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 167, 228, 247, 312, 334, 456, 494, 501, 668, 741, 988, 1002, 1336, 1482, 1976, 2004, 2171, 2964, 3173, 4008, 4342, 5928, 6346, 6513, 8684, 9519, 12692, 13026, 17368, 19038, 25384, 26052, 38076, 41249, 52104, 76152, 82498, 123747, 164996, 247494, 329992, 494988, 989976]

約数ペア:

[(1, 989976), (2, 494988), (3, 329992), (4, 247494), (6, 164996), (8, 123747), (12, 82498), (13, 76152), (19, 52104), (24, 41249), (26, 38076), (38, 26052), (39, 25384), (52, 19038), (57, 17368), (76, 13026), (78, 12692), (104, 9519), (114, 8684), (152, 6513), (156, 6346), (167, 5928), (228, 4342), (247, 4008), (312, 3173), (334, 2964), (456, 2171), (494, 2004), (501, 1976), (668, 1482), (741, 1336), (988, 1002)]