16442985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 30336768

約数和(自身を除く): 13893783

約数列:

[1, 3, 5, 13, 15, 37, 39, 43, 53, 65, 111, 129, 159, 185, 195, 215, 265, 481, 555, 559, 645, 689, 795, 1443, 1591, 1677, 1961, 2067, 2279, 2405, 2795, 3445, 4773, 5883, 6837, 7215, 7955, 8385, 9805, 10335, 11395, 20683, 23865, 25493, 29415, 29627, 34185, 62049, 76479, 84323, 88881, 103415, 127465, 148135, 252969, 310245, 382395, 421615, 444405, 1096199, 1264845, 3288597, 5480995, 16442985]

約数ペア:

[(1, 16442985), (3, 5480995), (5, 3288597), (13, 1264845), (15, 1096199), (37, 444405), (39, 421615), (43, 382395), (53, 310245), (65, 252969), (111, 148135), (129, 127465), (159, 103415), (185, 88881), (195, 84323), (215, 76479), (265, 62049), (481, 34185), (555, 29627), (559, 29415), (645, 25493), (689, 23865), (795, 20683), (1443, 11395), (1591, 10335), (1677, 9805), (1961, 8385), (2067, 7955), (2279, 7215), (2405, 6837), (2795, 5883), (3445, 4773)]