161556516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{407971}}^1$

素因数の和:407992

約数の個数: 36

約数和(自身を含む): 445505424

約数和(自身を除く): 283948908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 407971, 815942, 1223913, 1631884, 2447826, 3671739, 4487681, 4895652, 7343478, 8975362, 13463043, 14686956, 17950724, 26926086, 40389129, 53852172, 80778258, 161556516]

約数ペア:

[(1, 161556516), (2, 80778258), (3, 53852172), (4, 40389129), (6, 26926086), (9, 17950724), (11, 14686956), (12, 13463043), (18, 8975362), (22, 7343478), (33, 4895652), (36, 4487681), (44, 3671739), (66, 2447826), (99, 1631884), (132, 1223913), (198, 815942), (396, 407971)]