158905318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17923}}^1$

素因数の和:17980

約数の個数: 32

約数和(自身を含む): 289078272

約数和(自身を除く): 130172954

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 4433, 8866, 17923, 35846, 197153, 232999, 394306, 465998, 555613, 1111226, 2562989, 5125978, 6111743, 7222969, 12223486, 14445938, 79452659, 158905318]

約数ペア:

[(1, 158905318), (2, 79452659), (11, 14445938), (13, 12223486), (22, 7222969), (26, 6111743), (31, 5125978), (62, 2562989), (143, 1111226), (286, 555613), (341, 465998), (403, 394306), (682, 232999), (806, 197153), (4433, 35846), (8866, 17923)]