156712131

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1523}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 240913920

約数和(自身を除く): 84201789

約数列:

[1, 3, 9, 27, 37, 103, 111, 309, 333, 927, 999, 1523, 2781, 3811, 4569, 11433, 13707, 34299, 41121, 56351, 102897, 156869, 169053, 470607, 507159, 1411821, 1521477, 4235463, 5804153, 17412459, 52237377, 156712131]

約数ペア:

[(1, 156712131), (3, 52237377), (9, 17412459), (27, 5804153), (37, 4235463), (103, 1521477), (111, 1411821), (309, 507159), (333, 470607), (927, 169053), (999, 156869), (1523, 102897), (2781, 56351), (3811, 41121), (4569, 34299), (11433, 13707)]