79679817

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 136913920

約数和(自身を除く): 57234103

約数列:

[1, 3, 7, 9, 21, 43, 63, 67, 129, 201, 301, 387, 439, 469, 603, 903, 1317, 1407, 2709, 2881, 3073, 3951, 4221, 8643, 9219, 18877, 20167, 25929, 27657, 29413, 56631, 60501, 88239, 132139, 169893, 181503, 205891, 264717, 396417, 617673, 1189251, 1264759, 1853019, 3794277, 8853313, 11382831, 26559939, 79679817]

約数ペア:

[(1, 79679817), (3, 26559939), (7, 11382831), (9, 8853313), (21, 3794277), (43, 1853019), (63, 1264759), (67, 1189251), (129, 617673), (201, 396417), (301, 264717), (387, 205891), (439, 181503), (469, 169893), (603, 132139), (903, 88239), (1317, 60501), (1407, 56631), (2709, 29413), (2881, 27657), (3073, 25929), (3951, 20167), (4221, 18877), (8643, 9219)]