289063492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 544299840

約数和(自身を除く): 255236348

約数列:

[1, 2, 4, 19, 38, 76, 97, 113, 194, 226, 347, 388, 452, 694, 1388, 1843, 2147, 3686, 4294, 6593, 7372, 8588, 10961, 13186, 21922, 26372, 33659, 39211, 43844, 67318, 78422, 134636, 156844, 208259, 416518, 639521, 745009, 833036, 1279042, 1490018, 2558084, 2980036, 3803467, 7606934, 15213868, 72265873, 144531746, 289063492]

約数ペア:

[(1, 289063492), (2, 144531746), (4, 72265873), (19, 15213868), (38, 7606934), (76, 3803467), (97, 2980036), (113, 2558084), (194, 1490018), (226, 1279042), (347, 833036), (388, 745009), (452, 639521), (694, 416518), (1388, 208259), (1843, 156844), (2147, 134636), (3686, 78422), (4294, 67318), (6593, 43844), (7372, 39211), (8588, 33659), (10961, 26372), (13186, 21922)]