81274914

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71671}}^1$

素因数の和:71692

約数の個数: 40

約数和(自身を含む): 208135488

約数和(自身を除く): 126860574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 71671, 143342, 215013, 430026, 501697, 645039, 1003394, 1290078, 1505091, 1935117, 3010182, 3870234, 4515273, 5805351, 9030546, 11610702, 13545819, 27091638, 40637457, 81274914]

約数ペア:

[(1, 81274914), (2, 40637457), (3, 27091638), (6, 13545819), (7, 11610702), (9, 9030546), (14, 5805351), (18, 4515273), (21, 3870234), (27, 3010182), (42, 1935117), (54, 1505091), (63, 1290078), (81, 1003394), (126, 645039), (162, 501697), (189, 430026), (378, 215013), (567, 143342), (1134, 71671)]