28862015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 42967680

約数和(自身を除く): 14105665

約数列:

[1, 5, 7, 13, 35, 65, 91, 229, 277, 455, 1145, 1385, 1603, 1939, 2977, 3601, 8015, 9695, 14885, 18005, 20839, 25207, 63433, 104195, 126035, 317165, 444031, 824629, 2220155, 4123145, 5772403, 28862015]

約数ペア:

[(1, 28862015), (5, 5772403), (7, 4123145), (13, 2220155), (35, 824629), (65, 444031), (91, 317165), (229, 126035), (277, 104195), (455, 63433), (1145, 25207), (1385, 20839), (1603, 18005), (1939, 14885), (2977, 9695), (3601, 8015)]