221788854

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{195581}}^1$

素因数の和:195602

約数の個数: 40

約数和(自身を含む): 567970128

約数和(自身を除く): 346181274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 195581, 391162, 586743, 1173486, 1369067, 1760229, 2738134, 3520458, 4107201, 5280687, 8214402, 10561374, 12321603, 15842061, 24643206, 31684122, 36964809, 73929618, 110894427, 221788854]

約数ペア:

[(1, 221788854), (2, 110894427), (3, 73929618), (6, 36964809), (7, 31684122), (9, 24643206), (14, 15842061), (18, 12321603), (21, 10561374), (27, 8214402), (42, 5280687), (54, 4107201), (63, 3520458), (81, 2738134), (126, 1760229), (162, 1369067), (189, 1173486), (378, 586743), (567, 391162), (1134, 195581)]