1917993825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1553}}^1$

素因数の和:2079

約数の個数: 72

約数和(自身を含む): 3757572000

約数和(自身を除く): 1839578175

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 499, 825, 1497, 1553, 2475, 2495, 4491, 4659, 5489, 7485, 7765, 12475, 13977, 16467, 17083, 22455, 23295, 27445, 37425, 38825, 49401, 51249, 69885, 82335, 85415, 112275, 116475, 137225, 153747, 247005, 256245, 349425, 411675, 427075, 768735, 774947, 1235025, 1281225, 2324841, 3843675, 3874735, 6974523, 8524417, 11624205, 19373675, 25573251, 34872615, 42622085, 58121025, 76719753, 127866255, 174363075, 213110425, 383598765, 639331275, 1917993825]

約数ペア:

[(1, 1917993825), (3, 639331275), (5, 383598765), (9, 213110425), (11, 174363075), (15, 127866255), (25, 76719753), (33, 58121025), (45, 42622085), (55, 34872615), (75, 25573251), (99, 19373675), (165, 11624205), (225, 8524417), (275, 6974523), (495, 3874735), (499, 3843675), (825, 2324841), (1497, 1281225), (1553, 1235025), (2475, 774947), (2495, 768735), (4491, 427075), (4659, 411675), (5489, 349425), (7485, 256245), (7765, 247005), (12475, 153747), (13977, 137225), (16467, 116475), (17083, 112275), (22455, 85415), (23295, 82335), (27445, 69885), (37425, 51249), (38825, 49401)]