977660002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{439991}}^1$

素因数の和:440105

約数の個数: 16

約数和(自身を含む): 1615650624

約数和(自身を除く): 637990622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 439991, 879982, 4839901, 9679802, 44439091, 88878182, 488830001, 977660002]

約数ペア:

[(1, 977660002), (2, 488830001), (11, 88878182), (22, 44439091), (101, 9679802), (202, 4839901), (1111, 879982), (2222, 439991)]