679784679

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19583}}^1$

素因数の和:19644

約数の個数: 48

約数和(自身を含む): 1222041600

約数和(自身を除く): 542256921

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 171, 203, 261, 399, 551, 609, 1197, 1653, 1827, 3857, 4959, 11571, 19583, 34713, 58749, 137081, 176247, 372077, 411243, 567907, 1116231, 1233729, 1703721, 2604539, 3348693, 3975349, 5111163, 7813617, 10790233, 11926047, 23440851, 32370699, 35778141, 75531631, 97112097, 226594893, 679784679]

約数ペア:

[(1, 679784679), (3, 226594893), (7, 97112097), (9, 75531631), (19, 35778141), (21, 32370699), (29, 23440851), (57, 11926047), (63, 10790233), (87, 7813617), (133, 5111163), (171, 3975349), (203, 3348693), (261, 2604539), (399, 1703721), (551, 1233729), (609, 1116231), (1197, 567907), (1653, 411243), (1827, 372077), (3857, 176247), (4959, 137081), (11571, 58749), (19583, 34713)]