13131118

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{937}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 26946864

約数和(自身を除く): 13815746

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 937, 1001, 1078, 1274, 1874, 2002, 6559, 7007, 10307, 12181, 13118, 14014, 20614, 24362, 45913, 72149, 85267, 91826, 133991, 144298, 170534, 267982, 505043, 596869, 937937, 1010086, 1193738, 1875874, 6565559, 13131118]

約数ペア:

[(1, 13131118), (2, 6565559), (7, 1875874), (11, 1193738), (13, 1010086), (14, 937937), (22, 596869), (26, 505043), (49, 267982), (77, 170534), (91, 144298), (98, 133991), (143, 91826), (154, 85267), (182, 72149), (286, 45913), (539, 24362), (637, 20614), (937, 14014), (1001, 13118), (1078, 12181), (1274, 10307), (1874, 7007), (2002, 6559)]