81777318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{587}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 195084288

約数和(自身を除く): 113306970

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 107, 186, 214, 217, 321, 434, 587, 642, 651, 749, 1174, 1302, 1498, 1761, 2247, 3317, 3522, 4109, 4494, 6634, 8218, 9951, 12327, 18197, 19902, 23219, 24654, 36394, 46438, 54591, 62809, 69657, 109182, 125618, 127379, 139314, 188427, 254758, 376854, 382137, 439663, 764274, 879326, 1318989, 1947079, 2637978, 3894158, 5841237, 11682474, 13629553, 27259106, 40888659, 81777318]

約数ペア:

[(1, 81777318), (2, 40888659), (3, 27259106), (6, 13629553), (7, 11682474), (14, 5841237), (21, 3894158), (31, 2637978), (42, 1947079), (62, 1318989), (93, 879326), (107, 764274), (186, 439663), (214, 382137), (217, 376854), (321, 254758), (434, 188427), (587, 139314), (642, 127379), (651, 125618), (749, 109182), (1174, 69657), (1302, 62809), (1498, 54591), (1761, 46438), (2247, 36394), (3317, 24654), (3522, 23219), (4109, 19902), (4494, 18197), (6634, 12327), (8218, 9951)]