140135849

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 179036160

約数和(自身を除く): 38900311

約数列:

[1, 7, 19, 23, 61, 133, 161, 427, 437, 751, 1159, 1403, 3059, 5257, 8113, 9821, 14269, 17273, 26657, 45811, 99883, 120911, 186599, 320677, 328187, 870409, 1053653, 2297309, 6092863, 7375571, 20019407, 140135849]

約数ペア:

[(1, 140135849), (7, 20019407), (19, 7375571), (23, 6092863), (61, 2297309), (133, 1053653), (161, 870409), (427, 328187), (437, 320677), (751, 186599), (1159, 120911), (1403, 99883), (3059, 45811), (5257, 26657), (8113, 17273), (9821, 14269)]