101745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:54

約数の個数: 48

約数和(自身を含む): 224640

約数和(自身を除く): 122895

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 35, 45, 51, 57, 63, 85, 95, 105, 119, 133, 153, 171, 255, 285, 315, 323, 357, 399, 595, 665, 765, 855, 969, 1071, 1197, 1615, 1785, 1995, 2261, 2907, 4845, 5355, 5985, 6783, 11305, 14535, 20349, 33915, 101745]

約数ペア:

[(1, 101745), (3, 33915), (5, 20349), (7, 14535), (9, 11305), (15, 6783), (17, 5985), (19, 5355), (21, 4845), (35, 2907), (45, 2261), (51, 1995), (57, 1785), (63, 1615), (85, 1197), (95, 1071), (105, 969), (119, 855), (133, 765), (153, 665), (171, 595), (255, 399), (285, 357), (315, 323)]