31630005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 62285496

約数和(自身を除く): 30655491

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 121, 157, 165, 185, 333, 363, 407, 471, 495, 555, 605, 785, 1089, 1221, 1413, 1665, 1727, 1815, 2035, 2355, 3663, 4477, 5181, 5445, 5809, 6105, 7065, 8635, 13431, 15543, 17427, 18315, 18997, 22385, 25905, 29045, 40293, 52281, 56991, 63899, 67155, 77715, 87135, 94985, 170973, 191697, 201465, 261405, 284955, 319495, 575091, 702889, 854865, 958485, 2108667, 2875455, 3514445, 6326001, 10543335, 31630005]

約数ペア:

[(1, 31630005), (3, 10543335), (5, 6326001), (9, 3514445), (11, 2875455), (15, 2108667), (33, 958485), (37, 854865), (45, 702889), (55, 575091), (99, 319495), (111, 284955), (121, 261405), (157, 201465), (165, 191697), (185, 170973), (333, 94985), (363, 87135), (407, 77715), (471, 67155), (495, 63899), (555, 56991), (605, 52281), (785, 40293), (1089, 29045), (1221, 25905), (1413, 22385), (1665, 18997), (1727, 18315), (1815, 17427), (2035, 15543), (2355, 13431), (3663, 8635), (4477, 7065), (5181, 6105), (5445, 5809)]