218218725

素因数分解:

$3^3\times 5^2\times {\mathrm{379}}^1\times {\mathrm{853}}^1$

素因数の和:1251

約数の個数: 48

約数和(自身を含む): 402404800

約数和(自身を除く): 184186075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 379, 675, 853, 1137, 1895, 2559, 3411, 4265, 5685, 7677, 9475, 10233, 12795, 17055, 21325, 23031, 28425, 38385, 51165, 63975, 85275, 115155, 191925, 255825, 323287, 575775, 969861, 1616435, 2909583, 4849305, 8082175, 8728749, 14547915, 24246525, 43643745, 72739575, 218218725]

約数ペア:

[(1, 218218725), (3, 72739575), (5, 43643745), (9, 24246525), (15, 14547915), (25, 8728749), (27, 8082175), (45, 4849305), (75, 2909583), (135, 1616435), (225, 969861), (379, 575775), (675, 323287), (853, 255825), (1137, 191925), (1895, 115155), (2559, 85275), (3411, 63975), (4265, 51165), (5685, 38385), (7677, 28425), (9475, 23031), (10233, 21325), (12795, 17055)]