1690788135

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{4289}}^1$

素因数の和:4979

約数の個数: 32

約数和(自身を含む): 2776213440

約数和(自身を除く): 1085425305

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 641, 1923, 3205, 4289, 9615, 12867, 21445, 26281, 64335, 78843, 131405, 175849, 394215, 527547, 879245, 2637735, 2749249, 8247747, 13746245, 41238735, 112719209, 338157627, 563596045, 1690788135]

約数ペア:

[(1, 1690788135), (3, 563596045), (5, 338157627), (15, 112719209), (41, 41238735), (123, 13746245), (205, 8247747), (615, 2749249), (641, 2637735), (1923, 879245), (3205, 527547), (4289, 394215), (9615, 175849), (12867, 131405), (21445, 78843), (26281, 64335)]