1261243646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1\times {\mathrm{883}}^1$

素因数の和:1436

約数の個数: 32

約数和(自身を含む): 2059712928

約数和(自身を除く): 798469282

約数列:

[1, 2, 13, 26, 137, 274, 401, 802, 883, 1766, 1781, 3562, 5213, 10426, 11479, 22958, 54937, 109874, 120971, 241942, 354083, 708166, 714181, 1428362, 1572623, 3145246, 4603079, 9206158, 48509371, 97018742, 630621823, 1261243646]

約数ペア:

[(1, 1261243646), (2, 630621823), (13, 97018742), (26, 48509371), (137, 9206158), (274, 4603079), (401, 3145246), (802, 1572623), (883, 1428362), (1766, 714181), (1781, 708166), (3562, 354083), (5213, 241942), (10426, 120971), (11479, 109874), (22958, 54937)]