398242008

素因数分解:

$2^3\times 3^5\times {\mathrm{204857}}^1$

素因数の和:204878

約数の個数: 48

約数和(自身を含む): 1118524680

約数和(自身を除く): 720282672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 204857, 409714, 614571, 819428, 1229142, 1638856, 1843713, 2458284, 3687426, 4916568, 5531139, 7374852, 11062278, 14749704, 16593417, 22124556, 33186834, 44249112, 49780251, 66373668, 99560502, 132747336, 199121004, 398242008]

約数ペア:

[(1, 398242008), (2, 199121004), (3, 132747336), (4, 99560502), (6, 66373668), (8, 49780251), (9, 44249112), (12, 33186834), (18, 22124556), (24, 16593417), (27, 14749704), (36, 11062278), (54, 7374852), (72, 5531139), (81, 4916568), (108, 3687426), (162, 2458284), (216, 1843713), (243, 1638856), (324, 1229142), (486, 819428), (648, 614571), (972, 409714), (1944, 204857)]