8129988

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{4261}}^1$

素因数の和:4324

約数の個数: 36

約数和(自身を含む): 20943468

約数和(自身を除く): 12813480

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 4261, 8522, 12783, 17044, 25566, 38349, 51132, 76698, 153396, 225833, 451666, 677499, 903332, 1354998, 2032497, 2709996, 4064994, 8129988]

約数ペア:

[(1, 8129988), (2, 4064994), (3, 2709996), (4, 2032497), (6, 1354998), (9, 903332), (12, 677499), (18, 451666), (36, 225833), (53, 153396), (106, 76698), (159, 51132), (212, 38349), (318, 25566), (477, 17044), (636, 12783), (954, 8522), (1908, 4261)]