28439586

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:861

約数の個数: 80

約数和(自身を含む): 75271680

約数和(自身を除く): 46832094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 81, 93, 126, 162, 186, 189, 217, 279, 378, 434, 558, 567, 651, 809, 837, 1134, 1302, 1618, 1674, 1953, 2427, 2511, 3906, 4854, 5022, 5663, 5859, 7281, 11326, 11718, 14562, 16989, 17577, 21843, 25079, 33978, 35154, 43686, 50158, 50967, 65529, 75237, 101934, 131058, 150474, 152901, 175553, 225711, 305802, 351106, 451422, 458703, 526659, 677133, 917406, 1053318, 1354266, 1579977, 2031399, 3159954, 4062798, 4739931, 9479862, 14219793, 28439586]

約数ペア:

[(1, 28439586), (2, 14219793), (3, 9479862), (6, 4739931), (7, 4062798), (9, 3159954), (14, 2031399), (18, 1579977), (21, 1354266), (27, 1053318), (31, 917406), (42, 677133), (54, 526659), (62, 458703), (63, 451422), (81, 351106), (93, 305802), (126, 225711), (162, 175553), (186, 152901), (189, 150474), (217, 131058), (279, 101934), (378, 75237), (434, 65529), (558, 50967), (567, 50158), (651, 43686), (809, 35154), (837, 33978), (1134, 25079), (1302, 21843), (1618, 17577), (1674, 16989), (1953, 14562), (2427, 11718), (2511, 11326), (3906, 7281), (4854, 5859), (5022, 5663)]