196153407

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 307824000

約数和(自身を除く): 111670593

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 211, 499, 621, 633, 1497, 1863, 1899, 4491, 4853, 5697, 11477, 13473, 14559, 17091, 34431, 40419, 43677, 103293, 105289, 131031, 309879, 315867, 393093, 929637, 947601, 2421647, 2842803, 7264941, 8528409, 21794823, 65384469, 196153407]

約数ペア:

[(1, 196153407), (3, 65384469), (9, 21794823), (23, 8528409), (27, 7264941), (69, 2842803), (81, 2421647), (207, 947601), (211, 929637), (499, 393093), (621, 315867), (633, 309879), (1497, 131031), (1863, 105289), (1899, 103293), (4491, 43677), (4853, 40419), (5697, 34431), (11477, 17091), (13473, 14559)]