2178719813

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^2\times {\mathrm{257}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 2384127432

約数和(自身を除く): 205407619

約数列:

[1, 17, 53, 97, 257, 901, 1649, 4369, 5141, 9409, 13621, 24929, 87397, 159953, 231557, 423793, 498677, 1321237, 2418113, 8477509, 22461029, 41107921, 128159989, 2178719813]

約数ペア:

[(1, 2178719813), (17, 128159989), (53, 41107921), (97, 22461029), (257, 8477509), (901, 2418113), (1649, 1321237), (4369, 498677), (5141, 423793), (9409, 231557), (13621, 159953), (24929, 87397)]