40285329

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 23581551

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 287, 497, 659, 861, 1491, 1977, 2911, 4613, 8733, 13839, 20377, 27019, 46789, 61131, 81057, 140367, 189133, 327523, 567399, 982569, 1918349, 5755047, 13428443, 40285329]

約数ペア:

[(1, 40285329), (3, 13428443), (7, 5755047), (21, 1918349), (41, 982569), (71, 567399), (123, 327523), (213, 189133), (287, 140367), (497, 81057), (659, 61131), (861, 46789), (1491, 27019), (1977, 20377), (2911, 13839), (4613, 8733)]