642843156

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{5521}}^1$

素因数の和:5872

約数の個数: 48

約数和(自身を含む): 1553581568

約数和(自身を除く): 910738412

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 313, 372, 626, 939, 1252, 1878, 3756, 5521, 9703, 11042, 16563, 19406, 22084, 29109, 33126, 38812, 58218, 66252, 116436, 171151, 342302, 513453, 684604, 1026906, 1728073, 2053812, 3456146, 5184219, 6912292, 10368438, 20736876, 53570263, 107140526, 160710789, 214281052, 321421578, 642843156]

約数ペア:

[(1, 642843156), (2, 321421578), (3, 214281052), (4, 160710789), (6, 107140526), (12, 53570263), (31, 20736876), (62, 10368438), (93, 6912292), (124, 5184219), (186, 3456146), (313, 2053812), (372, 1728073), (626, 1026906), (939, 684604), (1252, 513453), (1878, 342302), (3756, 171151), (5521, 116436), (9703, 66252), (11042, 58218), (16563, 38812), (19406, 33126), (22084, 29109)]