647528401

素因数分解:

${\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:242

約数の個数: 32

約数和(自身を含む): 734106240

約数和(自身を除く): 86577839

約数列:

[1, 13, 53, 67, 83, 169, 689, 871, 1079, 2197, 3551, 4399, 5561, 8957, 11323, 14027, 46163, 57187, 72293, 116441, 147199, 182351, 294733, 600119, 743431, 939809, 3831529, 7801547, 9664603, 12217517, 49809877, 647528401]

約数ペア:

[(1, 647528401), (13, 49809877), (53, 12217517), (67, 9664603), (83, 7801547), (169, 3831529), (689, 939809), (871, 743431), (1079, 600119), (2197, 294733), (3551, 182351), (4399, 147199), (5561, 116441), (8957, 72293), (11323, 57187), (14027, 46163)]