161406

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{61}}^1$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 424080

約数和(自身を除く): 262674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 61, 63, 98, 122, 126, 147, 183, 189, 294, 366, 378, 427, 441, 549, 854, 882, 1098, 1281, 1323, 1647, 2562, 2646, 2989, 3294, 3843, 5978, 7686, 8967, 11529, 17934, 23058, 26901, 53802, 80703, 161406]

約数ペア:

[(1, 161406), (2, 80703), (3, 53802), (6, 26901), (7, 23058), (9, 17934), (14, 11529), (18, 8967), (21, 7686), (27, 5978), (42, 3843), (49, 3294), (54, 2989), (61, 2646), (63, 2562), (98, 1647), (122, 1323), (126, 1281), (147, 1098), (183, 882), (189, 854), (294, 549), (366, 441), (378, 427)]