12942675

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 25185888

約数和(自身を除く): 12243213

約数列:

[1, 3, 5, 9, 15, 23, 25, 41, 45, 61, 69, 75, 115, 123, 183, 205, 207, 225, 305, 345, 369, 549, 575, 615, 915, 943, 1025, 1035, 1403, 1525, 1725, 1845, 2501, 2745, 2829, 3075, 4209, 4575, 4715, 5175, 7015, 7503, 8487, 9225, 12505, 12627, 13725, 14145, 21045, 22509, 23575, 35075, 37515, 42435, 57523, 62525, 63135, 70725, 105225, 112545, 172569, 187575, 212175, 287615, 315675, 517707, 562725, 862845, 1438075, 2588535, 4314225, 12942675]

約数ペア:

[(1, 12942675), (3, 4314225), (5, 2588535), (9, 1438075), (15, 862845), (23, 562725), (25, 517707), (41, 315675), (45, 287615), (61, 212175), (69, 187575), (75, 172569), (115, 112545), (123, 105225), (183, 70725), (205, 63135), (207, 62525), (225, 57523), (305, 42435), (345, 37515), (369, 35075), (549, 23575), (575, 22509), (615, 21045), (915, 14145), (943, 13725), (1025, 12627), (1035, 12505), (1403, 9225), (1525, 8487), (1725, 7503), (1845, 7015), (2501, 5175), (2745, 4715), (2829, 4575), (3075, 4209)]