123457952

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 249842880

約数和(自身を除く): 126384928

約数列:

[1, 2, 4, 8, 16, 32, 67, 89, 134, 178, 268, 356, 536, 647, 712, 1072, 1294, 1424, 2144, 2588, 2848, 5176, 5963, 10352, 11926, 20704, 23852, 43349, 47704, 57583, 86698, 95408, 115166, 173396, 190816, 230332, 346792, 460664, 693584, 921328, 1387168, 1842656, 3858061, 7716122, 15432244, 30864488, 61728976, 123457952]

約数ペア:

[(1, 123457952), (2, 61728976), (4, 30864488), (8, 15432244), (16, 7716122), (32, 3858061), (67, 1842656), (89, 1387168), (134, 921328), (178, 693584), (268, 460664), (356, 346792), (536, 230332), (647, 190816), (712, 173396), (1072, 115166), (1294, 95408), (1424, 86698), (2144, 57583), (2588, 47704), (2848, 43349), (5176, 23852), (5963, 20704), (10352, 11926)]