128979345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{397}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 228674880

約数和(自身を除く): 99695535

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 179, 363, 397, 537, 605, 895, 1191, 1815, 1969, 1985, 2685, 4367, 5907, 5955, 9845, 13101, 21659, 21835, 29535, 48037, 64977, 65505, 71063, 108295, 144111, 213189, 240185, 324885, 355315, 720555, 781693, 1065945, 2345079, 3908465, 8598623, 11725395, 25795869, 42993115, 128979345]

約数ペア:

[(1, 128979345), (3, 42993115), (5, 25795869), (11, 11725395), (15, 8598623), (33, 3908465), (55, 2345079), (121, 1065945), (165, 781693), (179, 720555), (363, 355315), (397, 324885), (537, 240185), (605, 213189), (895, 144111), (1191, 108295), (1815, 71063), (1969, 65505), (1985, 64977), (2685, 48037), (4367, 29535), (5907, 21835), (5955, 21659), (9845, 13101)]