1339491738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{256313}}^1$

素因数の和:256398

約数の個数: 32

約数和(自身を含む): 2928131136

約数和(自身を除く): 1588639398

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 256313, 512626, 768939, 1537878, 3332069, 6664138, 9996207, 17172971, 19992414, 34345942, 51518913, 103037826, 223248623, 446497246, 669745869, 1339491738]

約数ペア:

[(1, 1339491738), (2, 669745869), (3, 446497246), (6, 223248623), (13, 103037826), (26, 51518913), (39, 34345942), (67, 19992414), (78, 17172971), (134, 9996207), (201, 6664138), (402, 3332069), (871, 1537878), (1742, 768939), (2613, 512626), (5226, 256313)]