8220804515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2393}}^1\times {\mathrm{8923}}^1$

素因数の和:11339

約数の個数: 32

約数和(自身を含む): 12305696256

約数和(自身を除く): 4084891741

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 2393, 8923, 11965, 16751, 26323, 44615, 62461, 83755, 98153, 131615, 184261, 312305, 490765, 687071, 921305, 3435355, 21352739, 106763695, 149469173, 234880129, 747345865, 1174400645, 1644160903, 8220804515]

約数ペア:

[(1, 8220804515), (5, 1644160903), (7, 1174400645), (11, 747345865), (35, 234880129), (55, 149469173), (77, 106763695), (385, 21352739), (2393, 3435355), (8923, 921305), (11965, 687071), (16751, 490765), (26323, 312305), (44615, 184261), (62461, 131615), (83755, 98153)]