15638105

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 23639040

約数和(自身を除く): 8000935

約数列:

[1, 5, 7, 29, 31, 35, 49, 71, 145, 155, 203, 217, 245, 355, 497, 899, 1015, 1085, 1421, 1519, 2059, 2201, 2485, 3479, 4495, 6293, 7105, 7595, 10295, 11005, 14413, 15407, 17395, 31465, 44051, 63829, 72065, 77035, 100891, 107849, 220255, 319145, 446803, 504455, 539245, 2234015, 3127621, 15638105]

約数ペア:

[(1, 15638105), (5, 3127621), (7, 2234015), (29, 539245), (31, 504455), (35, 446803), (49, 319145), (71, 220255), (145, 107849), (155, 100891), (203, 77035), (217, 72065), (245, 63829), (355, 44051), (497, 31465), (899, 17395), (1015, 15407), (1085, 14413), (1421, 11005), (1519, 10295), (2059, 7595), (2201, 7105), (2485, 6293), (3479, 4495)]