1663996851

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 2792579328

約数和(自身を除く): 1128582477

約数列:

[1, 3, 9, 11, 27, 33, 53, 81, 99, 159, 167, 211, 297, 477, 501, 583, 633, 891, 1431, 1503, 1749, 1837, 1899, 2321, 4293, 4509, 5247, 5511, 5697, 6963, 8851, 11183, 13527, 15741, 16533, 17091, 20889, 26553, 33549, 35237, 47223, 49599, 62667, 79659, 97361, 100647, 105711, 123013, 148797, 188001, 238977, 292083, 301941, 317133, 369039, 387607, 716931, 876249, 905823, 951399, 1107117, 1162821, 1867561, 2628747, 2854197, 3321351, 3488463, 5602683, 7886241, 9964053, 10465389, 16808049, 20543171, 31396167, 50424147, 61629513, 151272441, 184888539, 554665617, 1663996851]

約数ペア:

[(1, 1663996851), (3, 554665617), (9, 184888539), (11, 151272441), (27, 61629513), (33, 50424147), (53, 31396167), (81, 20543171), (99, 16808049), (159, 10465389), (167, 9964053), (211, 7886241), (297, 5602683), (477, 3488463), (501, 3321351), (583, 2854197), (633, 2628747), (891, 1867561), (1431, 1162821), (1503, 1107117), (1749, 951399), (1837, 905823), (1899, 876249), (2321, 716931), (4293, 387607), (4509, 369039), (5247, 317133), (5511, 301941), (5697, 292083), (6963, 238977), (8851, 188001), (11183, 148797), (13527, 123013), (15741, 105711), (16533, 100647), (17091, 97361), (20889, 79659), (26553, 62667), (33549, 49599), (35237, 47223)]