637921874

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1181}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 1012737600

約数和(自身を除く): 374815726

約数列:

[1, 2, 29, 58, 67, 134, 139, 278, 1181, 1943, 2362, 3886, 4031, 8062, 9313, 18626, 34249, 68498, 79127, 158254, 164159, 270077, 328318, 540154, 2294683, 4589366, 4760611, 9521222, 10998653, 21997306, 318960937, 637921874]

約数ペア:

[(1, 637921874), (2, 318960937), (29, 21997306), (58, 10998653), (67, 9521222), (134, 4760611), (139, 4589366), (278, 2294683), (1181, 540154), (1943, 328318), (2362, 270077), (3886, 164159), (4031, 158254), (8062, 79127), (9313, 68498), (18626, 34249)]