161221032

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{319883}}^1$

素因数の和:319902

約数の個数: 48

約数和(自身を含む): 499019040

約数和(自身を除く): 337798008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 319883, 639766, 959649, 1279532, 1919298, 2239181, 2559064, 2878947, 3838596, 4478362, 5757894, 6717543, 7677192, 8956724, 11515788, 13435086, 17913448, 20152629, 23031576, 26870172, 40305258, 53740344, 80610516, 161221032]

約数ペア:

[(1, 161221032), (2, 80610516), (3, 53740344), (4, 40305258), (6, 26870172), (7, 23031576), (8, 20152629), (9, 17913448), (12, 13435086), (14, 11515788), (18, 8956724), (21, 7677192), (24, 6717543), (28, 5757894), (36, 4478362), (42, 3838596), (56, 2878947), (63, 2559064), (72, 2239181), (84, 1919298), (126, 1279532), (168, 959649), (252, 639766), (504, 319883)]