51263653

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 17683547

約数列:

[1, 7, 17, 19, 41, 49, 79, 119, 133, 287, 323, 553, 697, 779, 833, 931, 1343, 1501, 2009, 2261, 3239, 3871, 4879, 5453, 9401, 10507, 13243, 15827, 22673, 25517, 34153, 38171, 55063, 61541, 65807, 73549, 92701, 158711, 178619, 385441, 430787, 648907, 1046197, 1250333, 2698087, 3015509, 7323379, 51263653]

約数ペア:

[(1, 51263653), (7, 7323379), (17, 3015509), (19, 2698087), (41, 1250333), (49, 1046197), (79, 648907), (119, 430787), (133, 385441), (287, 178619), (323, 158711), (553, 92701), (697, 73549), (779, 65807), (833, 61541), (931, 55063), (1343, 38171), (1501, 34153), (2009, 25517), (2261, 22673), (3239, 15827), (3871, 13243), (4879, 10507), (5453, 9401)]