81446190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{387839}}^1$

素因数の和:387856

約数の個数: 32

約数和(自身を含む): 223395840

約数和(自身を除く): 141949650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 387839, 775678, 1163517, 1939195, 2327034, 2714873, 3878390, 5429746, 5817585, 8144619, 11635170, 13574365, 16289238, 27148730, 40723095, 81446190]

約数ペア:

[(1, 81446190), (2, 40723095), (3, 27148730), (5, 16289238), (6, 13574365), (7, 11635170), (10, 8144619), (14, 5817585), (15, 5429746), (21, 3878390), (30, 2714873), (35, 2327034), (42, 1939195), (70, 1163517), (105, 775678), (210, 387839)]