13309848475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{6977}}^1$

素因数の和:7996

約数の個数: 48

約数和(自身を含む): 20600395776

約数和(自身を除く): 7290547301

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 991, 1925, 4955, 6937, 6977, 10901, 24775, 34685, 34885, 48839, 54505, 76307, 76747, 173425, 174425, 244195, 272525, 381535, 383735, 537229, 1220975, 1907675, 1918675, 2686145, 6914207, 13430725, 34571035, 48399449, 76056277, 172855175, 241997245, 380281385, 532393939, 1209986225, 1901406925, 2661969695, 13309848475]

約数ペア:

[(1, 13309848475), (5, 2661969695), (7, 1901406925), (11, 1209986225), (25, 532393939), (35, 380281385), (55, 241997245), (77, 172855175), (175, 76056277), (275, 48399449), (385, 34571035), (991, 13430725), (1925, 6914207), (4955, 2686145), (6937, 1918675), (6977, 1907675), (10901, 1220975), (24775, 537229), (34685, 383735), (34885, 381535), (48839, 272525), (54505, 244195), (76307, 174425), (76747, 173425)]