42185715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 80704512

約数和(自身を除く): 38518797

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 71, 143, 165, 195, 213, 277, 355, 429, 715, 781, 831, 923, 1065, 1385, 2145, 2343, 2769, 3047, 3601, 3905, 4155, 4615, 9141, 10153, 10803, 11715, 13845, 15235, 18005, 19667, 30459, 39611, 45705, 50765, 54015, 59001, 98335, 118833, 152295, 198055, 216337, 255671, 295005, 594165, 649011, 767013, 1081685, 1278355, 2812381, 3245055, 3835065, 8437143, 14061905, 42185715]

約数ペア:

[(1, 42185715), (3, 14061905), (5, 8437143), (11, 3835065), (13, 3245055), (15, 2812381), (33, 1278355), (39, 1081685), (55, 767013), (65, 649011), (71, 594165), (143, 295005), (165, 255671), (195, 216337), (213, 198055), (277, 152295), (355, 118833), (429, 98335), (715, 59001), (781, 54015), (831, 50765), (923, 45705), (1065, 39611), (1385, 30459), (2145, 19667), (2343, 18005), (2769, 15235), (3047, 13845), (3601, 11715), (3905, 10803), (4155, 10153), (4615, 9141)]