201378309

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 303367680

約数和(自身を除く): 101989371

約数列:

[1, 3, 11, 33, 37, 111, 131, 393, 407, 1221, 1259, 1441, 3777, 4323, 4847, 13849, 14541, 41547, 46583, 53317, 139749, 159951, 164929, 494787, 512413, 1537239, 1814219, 5442657, 6102373, 18307119, 67126103, 201378309]

約数ペア:

[(1, 201378309), (3, 67126103), (11, 18307119), (33, 6102373), (37, 5442657), (111, 1814219), (131, 1537239), (393, 512413), (407, 494787), (1221, 164929), (1259, 159951), (1441, 139749), (3777, 53317), (4323, 46583), (4847, 41547), (13849, 14541)]