172387035

素因数分解:

$3^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{853}}^1$

素因数の和:1369

約数の個数: 40

約数和(自身を含む): 310002000

約数和(自身を除く): 137614965

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 499, 853, 1497, 2495, 2559, 4265, 4491, 7485, 7677, 12795, 13473, 22455, 23031, 38385, 40419, 67365, 69093, 115155, 202095, 345465, 425647, 1276941, 2128235, 3830823, 6384705, 11492469, 19154115, 34477407, 57462345, 172387035]

約数ペア:

[(1, 172387035), (3, 57462345), (5, 34477407), (9, 19154115), (15, 11492469), (27, 6384705), (45, 3830823), (81, 2128235), (135, 1276941), (405, 425647), (499, 345465), (853, 202095), (1497, 115155), (2495, 69093), (2559, 67365), (4265, 40419), (4491, 38385), (7485, 23031), (7677, 22455), (12795, 13473)]