143317405

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 223948800

約数和(自身を除く): 80631395

約数列:

[1, 5, 7, 11, 35, 49, 55, 71, 77, 107, 245, 343, 355, 385, 497, 535, 539, 749, 781, 1177, 1715, 2485, 2695, 3479, 3745, 3773, 3905, 5243, 5467, 5885, 7597, 8239, 17395, 18865, 24353, 26215, 27335, 36701, 37985, 38269, 41195, 53179, 57673, 83567, 121765, 183505, 191345, 265895, 267883, 288365, 372253, 403711, 417835, 584969, 1339415, 1861265, 2018555, 2605771, 2924845, 4094783, 13028855, 20473915, 28663481, 143317405]

約数ペア:

[(1, 143317405), (5, 28663481), (7, 20473915), (11, 13028855), (35, 4094783), (49, 2924845), (55, 2605771), (71, 2018555), (77, 1861265), (107, 1339415), (245, 584969), (343, 417835), (355, 403711), (385, 372253), (497, 288365), (535, 267883), (539, 265895), (749, 191345), (781, 183505), (1177, 121765), (1715, 83567), (2485, 57673), (2695, 53179), (3479, 41195), (3745, 38269), (3773, 37985), (3905, 36701), (5243, 27335), (5467, 26215), (5885, 24353), (7597, 18865), (8239, 17395)]