1285172217

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5867}}^1$

素因数の和:5963

約数の個数: 64

約数和(自身を含む): 2328422400

約数和(自身を除く): 1043250183

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 61, 63, 133, 171, 183, 189, 399, 427, 513, 549, 1159, 1197, 1281, 1647, 3477, 3591, 3843, 5867, 8113, 10431, 11529, 17601, 24339, 31293, 41069, 52803, 73017, 111473, 123207, 158409, 219051, 334419, 357887, 369621, 780311, 1003257, 1073661, 1108863, 2340933, 2505209, 3009771, 3220983, 6799853, 7022799, 7515627, 9662949, 20399559, 21068397, 22546881, 47598971, 61198677, 67640643, 142796913, 183596031, 428390739, 1285172217]

約数ペア:

[(1, 1285172217), (3, 428390739), (7, 183596031), (9, 142796913), (19, 67640643), (21, 61198677), (27, 47598971), (57, 22546881), (61, 21068397), (63, 20399559), (133, 9662949), (171, 7515627), (183, 7022799), (189, 6799853), (399, 3220983), (427, 3009771), (513, 2505209), (549, 2340933), (1159, 1108863), (1197, 1073661), (1281, 1003257), (1647, 780311), (3477, 369621), (3591, 357887), (3843, 334419), (5867, 219051), (8113, 158409), (10431, 123207), (11529, 111473), (17601, 73017), (24339, 52803), (31293, 41069)]