15247925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2$

素因数の和:206

約数の個数: 36

約数和(自身を含む): 23840736

約数和(自身を除く): 8592811

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 89, 175, 275, 385, 445, 623, 979, 1925, 2225, 3115, 4895, 6853, 7921, 15575, 24475, 34265, 39605, 55447, 87131, 171325, 198025, 277235, 435655, 609917, 1386175, 2178275, 3049585, 15247925]

約数ペア:

[(1, 15247925), (5, 3049585), (7, 2178275), (11, 1386175), (25, 609917), (35, 435655), (55, 277235), (77, 198025), (89, 171325), (175, 87131), (275, 55447), (385, 39605), (445, 34265), (623, 24475), (979, 15575), (1925, 7921), (2225, 6853), (3115, 4895)]