115561971

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 220239360

約数和(自身を除く): 104677389

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 81, 119, 133, 153, 171, 189, 323, 357, 399, 459, 513, 567, 631, 969, 1071, 1197, 1377, 1539, 1893, 2261, 2907, 3213, 3591, 4417, 5679, 6783, 8721, 9639, 10727, 10773, 11989, 13251, 17037, 20349, 26163, 32181, 35967, 39753, 51111, 61047, 75089, 83923, 96543, 107901, 119259, 183141, 203813, 225267, 251769, 289629, 323703, 357777, 611439, 675801, 755307, 868887, 971109, 1426691, 1834317, 2027403, 2265921, 4280073, 5502951, 6082209, 6797763, 12840219, 16508853, 38520657, 115561971]

約数ペア:

[(1, 115561971), (3, 38520657), (7, 16508853), (9, 12840219), (17, 6797763), (19, 6082209), (21, 5502951), (27, 4280073), (51, 2265921), (57, 2027403), (63, 1834317), (81, 1426691), (119, 971109), (133, 868887), (153, 755307), (171, 675801), (189, 611439), (323, 357777), (357, 323703), (399, 289629), (459, 251769), (513, 225267), (567, 203813), (631, 183141), (969, 119259), (1071, 107901), (1197, 96543), (1377, 83923), (1539, 75089), (1893, 61047), (2261, 51111), (2907, 39753), (3213, 35967), (3591, 32181), (4417, 26163), (5679, 20349), (6783, 17037), (8721, 13251), (9639, 11989), (10727, 10773)]