120915774

素因数分解:

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

素因数の和:319901

約数の個数: 32

約数和(自身を含む): 307088640

約数和(自身を除く): 186172866

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 319883, 639766, 959649, 1919298, 2239181, 2878947, 4478362, 5757894, 6717543, 8636841, 13435086, 17273682, 20152629, 40305258, 60457887, 120915774]

約数ペア:

[(1, 120915774), (2, 60457887), (3, 40305258), (6, 20152629), (7, 17273682), (9, 13435086), (14, 8636841), (18, 6717543), (21, 5757894), (27, 4478362), (42, 2878947), (54, 2239181), (63, 1919298), (126, 959649), (189, 639766), (378, 319883)]