140286718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15823}}^1$

素因数の和:15880

約数の個数: 32

約数和(自身を含む): 255209472

約数和(自身を除く): 114922754

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 4433, 8866, 15823, 31646, 174053, 205699, 348106, 411398, 490513, 981026, 2262689, 4525378, 5395643, 6376669, 10791286, 12753338, 70143359, 140286718]

約数ペア:

[(1, 140286718), (2, 70143359), (11, 12753338), (13, 10791286), (22, 6376669), (26, 5395643), (31, 4525378), (62, 2262689), (143, 981026), (286, 490513), (341, 411398), (403, 348106), (682, 205699), (806, 174053), (4433, 31646), (8866, 15823)]