1900992051

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 3283184640

約数和(自身を除く): 1382192589

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 211, 219, 511, 633, 653, 657, 1477, 1533, 1899, 1959, 1971, 4431, 4571, 4599, 5697, 5877, 13293, 13713, 13797, 15403, 17631, 39879, 41139, 46209, 47669, 107821, 123417, 137783, 138627, 143007, 323463, 333683, 413349, 415881, 429021, 964481, 970389, 1001049, 1240047, 1287063, 2893443, 2911167, 3003147, 3720141, 8680329, 9009441, 10058159, 26040987, 30174477, 70407113, 90523431, 211221339, 271570293, 633664017, 1900992051]

約数ペア:

[(1, 1900992051), (3, 633664017), (7, 271570293), (9, 211221339), (21, 90523431), (27, 70407113), (63, 30174477), (73, 26040987), (189, 10058159), (211, 9009441), (219, 8680329), (511, 3720141), (633, 3003147), (653, 2911167), (657, 2893443), (1477, 1287063), (1533, 1240047), (1899, 1001049), (1959, 970389), (1971, 964481), (4431, 429021), (4571, 415881), (4599, 413349), (5697, 333683), (5877, 323463), (13293, 143007), (13713, 138627), (13797, 137783), (15403, 123417), (17631, 107821), (39879, 47669), (41139, 46209)]