201403895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2503}}^1$

素因数の和:2556

約数の個数: 48

約数和(自身を含む): 319710720

約数和(自身を除く): 118306825

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 121, 133, 209, 385, 605, 665, 847, 1045, 1463, 2299, 2503, 4235, 7315, 11495, 12515, 16093, 17521, 27533, 47557, 80465, 87605, 137665, 192731, 237785, 302863, 332899, 523127, 963655, 1514315, 1664495, 2120041, 2615635, 3661889, 5754397, 10600205, 18309445, 28771985, 40280779, 201403895]

約数ペア:

[(1, 201403895), (5, 40280779), (7, 28771985), (11, 18309445), (19, 10600205), (35, 5754397), (55, 3661889), (77, 2615635), (95, 2120041), (121, 1664495), (133, 1514315), (209, 963655), (385, 523127), (605, 332899), (665, 302863), (847, 237785), (1045, 192731), (1463, 137665), (2299, 87605), (2503, 80465), (4235, 47557), (7315, 27533), (11495, 17521), (12515, 16093)]