42141555

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 79881984

約数和(自身を除く): 37740429

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1395, 1581, 1777, 2635, 4743, 5331, 7905, 8885, 15993, 23715, 26655, 30209, 55087, 79965, 90627, 151045, 165261, 271881, 275435, 453135, 495783, 826305, 936479, 1359405, 2478915, 2809437, 4682395, 8428311, 14047185, 42141555]

約数ペア:

[(1, 42141555), (3, 14047185), (5, 8428311), (9, 4682395), (15, 2809437), (17, 2478915), (31, 1359405), (45, 936479), (51, 826305), (85, 495783), (93, 453135), (153, 275435), (155, 271881), (255, 165261), (279, 151045), (465, 90627), (527, 79965), (765, 55087), (1395, 30209), (1581, 26655), (1777, 23715), (2635, 15993), (4743, 8885), (5331, 7905)]