385890392

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{2389}}^1$

素因数の和:2787

約数の個数: 32

約数和(自身を含む): 737936400

約数和(自身を除く): 352046008

約数列:

[1, 2, 4, 8, 61, 122, 244, 331, 488, 662, 1324, 2389, 2648, 4778, 9556, 19112, 20191, 40382, 80764, 145729, 161528, 291458, 582916, 790759, 1165832, 1581518, 3163036, 6326072, 48236299, 96472598, 192945196, 385890392]

約数ペア:

[(1, 385890392), (2, 192945196), (4, 96472598), (8, 48236299), (61, 6326072), (122, 3163036), (244, 1581518), (331, 1165832), (488, 790759), (662, 582916), (1324, 291458), (2389, 161528), (2648, 145729), (4778, 80764), (9556, 40382), (19112, 20191)]