623323688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{23321}}^1$

素因数の和:23597

約数の個数: 32

約数和(自身を含む): 1263585960

約数和(自身を除く): 640262272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 3341, 6682, 13364, 23321, 26728, 46642, 93284, 186568, 303173, 606346, 1212692, 2425384, 5993497, 11986994, 23973988, 47947976, 77915461, 155830922, 311661844, 623323688]

約数ペア:

[(1, 623323688), (2, 311661844), (4, 155830922), (8, 77915461), (13, 47947976), (26, 23973988), (52, 11986994), (104, 5993497), (257, 2425384), (514, 1212692), (1028, 606346), (2056, 303173), (3341, 186568), (6682, 93284), (13364, 46642), (23321, 26728)]