197756823

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1087}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 297676800

約数和(自身を除く): 99919977

約数列:

[1, 3, 11, 33, 37, 111, 149, 407, 447, 1087, 1221, 1639, 3261, 4917, 5513, 11957, 16539, 35871, 40219, 60643, 120657, 161963, 181929, 442409, 485889, 1327227, 1781593, 5344779, 5992631, 17977893, 65918941, 197756823]

約数ペア:

[(1, 197756823), (3, 65918941), (11, 17977893), (33, 5992631), (37, 5344779), (111, 1781593), (149, 1327227), (407, 485889), (447, 442409), (1087, 181929), (1221, 161963), (1639, 120657), (3261, 60643), (4917, 40219), (5513, 35871), (11957, 16539)]