15696568881

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{2081}}^1$

素因数の和:2404

約数の個数: 80

約数和(自身を含む): 27425236608

約数和(自身を除く): 11728667727

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 251, 371, 477, 567, 753, 1113, 1431, 1757, 2081, 2259, 3339, 4293, 5271, 6243, 6777, 10017, 13303, 14567, 15813, 18729, 20331, 30051, 39909, 43701, 47439, 56187, 93121, 110293, 119727, 131103, 142317, 168561, 279363, 330879, 359181, 393309, 522331, 772051, 838089, 992637, 1077543, 1179927, 1566993, 2316153, 2514267, 2977911, 3656317, 4700979, 6948459, 7542801, 8933733, 10968951, 14102937, 20845377, 27683543, 32906853, 42308811, 62536131, 83050629, 98720559, 193784801, 249151887, 296161677, 581354403, 747455661, 1744063209, 2242366983, 5232189627, 15696568881]

約数ペア:

[(1, 15696568881), (3, 5232189627), (7, 2242366983), (9, 1744063209), (21, 747455661), (27, 581354403), (53, 296161677), (63, 249151887), (81, 193784801), (159, 98720559), (189, 83050629), (251, 62536131), (371, 42308811), (477, 32906853), (567, 27683543), (753, 20845377), (1113, 14102937), (1431, 10968951), (1757, 8933733), (2081, 7542801), (2259, 6948459), (3339, 4700979), (4293, 3656317), (5271, 2977911), (6243, 2514267), (6777, 2316153), (10017, 1566993), (13303, 1179927), (14567, 1077543), (15813, 992637), (18729, 838089), (20331, 772051), (30051, 522331), (39909, 393309), (43701, 359181), (47439, 330879), (56187, 279363), (93121, 168561), (110293, 142317), (119727, 131103)]