1218513255

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{5437}}^1$

素因数の和:5735

約数の個数: 32

約数和(自身を含む): 1987958784

約数和(自身を除く): 769445529

約数列:

[1, 3, 5, 15, 67, 201, 223, 335, 669, 1005, 1115, 3345, 5437, 14941, 16311, 27185, 44823, 74705, 81555, 224115, 364279, 1092837, 1212451, 1821395, 3637353, 5464185, 6062255, 18186765, 81234217, 243702651, 406171085, 1218513255]

約数ペア:

[(1, 1218513255), (3, 406171085), (5, 243702651), (15, 81234217), (67, 18186765), (201, 6062255), (223, 5464185), (335, 3637353), (669, 1821395), (1005, 1212451), (1115, 1092837), (3345, 364279), (5437, 224115), (14941, 81555), (16311, 74705), (27185, 44823)]