16867772545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{27997}}^1$

素因数の和:28082

約数の個数: 48

約数和(自身を含む): 23609705472

約数和(自身を除く): 6741932927

約数列:

[1, 5, 13, 23, 31, 65, 115, 155, 169, 299, 403, 713, 845, 1495, 2015, 3565, 3887, 5239, 9269, 19435, 26195, 27997, 46345, 120497, 139985, 363961, 602485, 643931, 867907, 1819805, 3219655, 4339535, 4731493, 8371103, 11282791, 19961861, 23657465, 41855515, 56413955, 99809305, 108824339, 146676283, 259504193, 544121695, 733381415, 1297520965, 3373554509, 16867772545]

約数ペア:

[(1, 16867772545), (5, 3373554509), (13, 1297520965), (23, 733381415), (31, 544121695), (65, 259504193), (115, 146676283), (155, 108824339), (169, 99809305), (299, 56413955), (403, 41855515), (713, 23657465), (845, 19961861), (1495, 11282791), (2015, 8371103), (3565, 4731493), (3887, 4339535), (5239, 3219655), (9269, 1819805), (19435, 867907), (26195, 643931), (27997, 602485), (46345, 363961), (120497, 139985)]