123553143

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{443}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 216103680

約数和(自身を除く): 92550537

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 233, 399, 443, 699, 1197, 1329, 1631, 2097, 3101, 3987, 4427, 4893, 8417, 9303, 13281, 14679, 25251, 27909, 30989, 39843, 58919, 75753, 92967, 103219, 176757, 278901, 309657, 530271, 722533, 928971, 1961161, 2167599, 5883483, 6502797, 13728127, 17650449, 41184381, 123553143]

約数ペア:

[(1, 123553143), (3, 41184381), (7, 17650449), (9, 13728127), (19, 6502797), (21, 5883483), (57, 2167599), (63, 1961161), (133, 928971), (171, 722533), (233, 530271), (399, 309657), (443, 278901), (699, 176757), (1197, 103219), (1329, 92967), (1631, 75753), (2097, 58919), (3101, 39843), (3987, 30989), (4427, 27909), (4893, 25251), (8417, 14679), (9303, 13281)]