81615114

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71971}}^1$

素因数の和:71992

約数の個数: 40

約数和(自身を含む): 209006688

約数和(自身を除く): 127391574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 71971, 143942, 215913, 431826, 503797, 647739, 1007594, 1295478, 1511391, 1943217, 3022782, 3886434, 4534173, 5829651, 9068346, 11659302, 13602519, 27205038, 40807557, 81615114]

約数ペア:

[(1, 81615114), (2, 40807557), (3, 27205038), (6, 13602519), (7, 11659302), (9, 9068346), (14, 5829651), (18, 4534173), (21, 3886434), (27, 3022782), (42, 1943217), (54, 1511391), (63, 1295478), (81, 1007594), (126, 647739), (162, 503797), (189, 431826), (378, 215913), (567, 143942), (1134, 71971)]