71323209279

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{135469}}^1$

素因数の和:135680

約数の個数: 48

約数和(自身を含む): 120544457280

約数和(自身を除く): 49221248001

約数列:

[1, 3, 7, 9, 21, 61, 63, 137, 183, 411, 427, 549, 959, 1233, 1281, 2877, 3843, 8357, 8631, 25071, 58499, 75213, 135469, 175497, 406407, 526491, 948283, 1219221, 2844849, 8263609, 8534547, 18559253, 24790827, 55677759, 57845263, 74372481, 129914771, 167033277, 173535789, 389744313, 520607367, 1132114433, 1169232939, 3396343299, 7924801031, 10189029897, 23774403093, 71323209279]

約数ペア:

[(1, 71323209279), (3, 23774403093), (7, 10189029897), (9, 7924801031), (21, 3396343299), (61, 1169232939), (63, 1132114433), (137, 520607367), (183, 389744313), (411, 173535789), (427, 167033277), (549, 129914771), (959, 74372481), (1233, 57845263), (1281, 55677759), (2877, 24790827), (3843, 18559253), (8357, 8534547), (8631, 8263609), (25071, 2844849), (58499, 1219221), (75213, 948283), (135469, 526491), (175497, 406407)]