27898425

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:644

約数の個数: 60

約数和(自身を含む): 54014400

約数和(自身を除く): 26115975

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 345, 405, 575, 599, 621, 675, 1035, 1725, 1797, 1863, 2025, 2995, 3105, 5175, 5391, 8985, 9315, 13777, 14975, 15525, 16173, 26955, 41331, 44925, 46575, 48519, 68885, 80865, 123993, 134775, 206655, 242595, 344425, 371979, 404325, 619965, 1033275, 1115937, 1212975, 1859895, 3099825, 5579685, 9299475, 27898425]

約数ペア:

[(1, 27898425), (3, 9299475), (5, 5579685), (9, 3099825), (15, 1859895), (23, 1212975), (25, 1115937), (27, 1033275), (45, 619965), (69, 404325), (75, 371979), (81, 344425), (115, 242595), (135, 206655), (207, 134775), (225, 123993), (345, 80865), (405, 68885), (575, 48519), (599, 46575), (621, 44925), (675, 41331), (1035, 26955), (1725, 16173), (1797, 15525), (1863, 14975), (2025, 13777), (2995, 9315), (3105, 8985), (5175, 5391)]