1721545524

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{439}}^1\times {\mathrm{1123}}^1$

素因数の和:1669

約数の個数: 72

約数和(自身を含む): 4410486080

約数和(自身を除く): 2688940556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 439, 582, 873, 878, 1123, 1164, 1317, 1746, 1756, 2246, 2634, 3369, 3492, 3951, 4492, 5268, 6738, 7902, 10107, 13476, 15804, 20214, 40428, 42583, 85166, 108931, 127749, 170332, 217862, 255498, 326793, 383247, 435724, 492997, 510996, 653586, 766494, 980379, 985994, 1307172, 1478991, 1532988, 1960758, 1971988, 2957982, 3921516, 4436973, 5915964, 8873946, 17747892, 47820709, 95641418, 143462127, 191282836, 286924254, 430386381, 573848508, 860772762, 1721545524]

約数ペア:

[(1, 1721545524), (2, 860772762), (3, 573848508), (4, 430386381), (6, 286924254), (9, 191282836), (12, 143462127), (18, 95641418), (36, 47820709), (97, 17747892), (194, 8873946), (291, 5915964), (388, 4436973), (439, 3921516), (582, 2957982), (873, 1971988), (878, 1960758), (1123, 1532988), (1164, 1478991), (1317, 1307172), (1746, 985994), (1756, 980379), (2246, 766494), (2634, 653586), (3369, 510996), (3492, 492997), (3951, 435724), (4492, 383247), (5268, 326793), (6738, 255498), (7902, 217862), (10107, 170332), (13476, 127749), (15804, 108931), (20214, 85166), (40428, 42583)]