239721808

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1669}}^1$

素因数の和:1915

約数の個数: 40

約数和(自身を含む): 477112320

約数和(自身を除く): 237390512

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 191, 376, 382, 752, 764, 1528, 1669, 3056, 3338, 6676, 8977, 13352, 17954, 26704, 35908, 71816, 78443, 143632, 156886, 313772, 318779, 627544, 637558, 1255088, 1275116, 2550232, 5100464, 14982613, 29965226, 59930452, 119860904, 239721808]

約数ペア:

[(1, 239721808), (2, 119860904), (4, 59930452), (8, 29965226), (16, 14982613), (47, 5100464), (94, 2550232), (188, 1275116), (191, 1255088), (376, 637558), (382, 627544), (752, 318779), (764, 313772), (1528, 156886), (1669, 143632), (3056, 78443), (3338, 71816), (6676, 35908), (8977, 26704), (13352, 17954)]