978171458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{21407}}^1$

素因数の和:21518

約数の個数: 32

約数和(自身を含む): 1677017088

約数和(自身を除く): 698845630

約数列:

[1, 2, 11, 22, 31, 62, 67, 134, 341, 682, 737, 1474, 2077, 4154, 21407, 22847, 42814, 45694, 235477, 470954, 663617, 1327234, 1434269, 2868538, 7299787, 14599574, 15776959, 31553918, 44462339, 88924678, 489085729, 978171458]

約数ペア:

[(1, 978171458), (2, 489085729), (11, 88924678), (22, 44462339), (31, 31553918), (62, 15776959), (67, 14599574), (134, 7299787), (341, 2868538), (682, 1434269), (737, 1327234), (1474, 663617), (2077, 470954), (4154, 235477), (21407, 45694), (22847, 42814)]