1999867815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2459}}^1$

素因数の和:2565

約数の個数: 96

約数和(自身を含む): 3978823680

約数和(自身を除く): 1978955865

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 53, 55, 93, 99, 155, 159, 165, 265, 279, 341, 465, 477, 495, 583, 795, 1023, 1395, 1643, 1705, 1749, 2385, 2459, 2915, 3069, 4929, 5115, 5247, 7377, 8215, 8745, 12295, 14787, 15345, 18073, 22131, 24645, 26235, 27049, 36885, 54219, 73935, 76229, 81147, 90365, 110655, 130327, 135245, 162657, 228687, 243441, 271095, 381145, 390981, 405735, 651635, 686061, 813285, 838519, 1143435, 1172943, 1217205, 1433597, 1954905, 2515557, 3430305, 4040137, 4192595, 4300791, 5864715, 7167985, 7546671, 12120411, 12577785, 12902373, 20200685, 21503955, 36361233, 37733355, 44441507, 60602055, 64511865, 133324521, 181806165, 222207535, 399973563, 666622605, 1999867815]

約数ペア:

[(1, 1999867815), (3, 666622605), (5, 399973563), (9, 222207535), (11, 181806165), (15, 133324521), (31, 64511865), (33, 60602055), (45, 44441507), (53, 37733355), (55, 36361233), (93, 21503955), (99, 20200685), (155, 12902373), (159, 12577785), (165, 12120411), (265, 7546671), (279, 7167985), (341, 5864715), (465, 4300791), (477, 4192595), (495, 4040137), (583, 3430305), (795, 2515557), (1023, 1954905), (1395, 1433597), (1643, 1217205), (1705, 1172943), (1749, 1143435), (2385, 838519), (2459, 813285), (2915, 686061), (3069, 651635), (4929, 405735), (5115, 390981), (5247, 381145), (7377, 271095), (8215, 243441), (8745, 228687), (12295, 162657), (14787, 135245), (15345, 130327), (18073, 110655), (22131, 90365), (24645, 81147), (26235, 76229), (27049, 73935), (36885, 54219)]