870249501

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{1583}}^1$

素因数の和:2223

約数の個数: 40

約数和(自身を含む): 1421380224

約数和(自身を除く): 551130723

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 617, 891, 1583, 1851, 4749, 5553, 6787, 14247, 16659, 17413, 20361, 42741, 49977, 52239, 61083, 128223, 156717, 183249, 470151, 549747, 976711, 1410453, 2930133, 8790399, 10743821, 26371197, 32231463, 79113591, 96694389, 290083167, 870249501]

約数ペア:

[(1, 870249501), (3, 290083167), (9, 96694389), (11, 79113591), (27, 32231463), (33, 26371197), (81, 10743821), (99, 8790399), (297, 2930133), (617, 1410453), (891, 976711), (1583, 549747), (1851, 470151), (4749, 183249), (5553, 156717), (6787, 128223), (14247, 61083), (16659, 52239), (17413, 49977), (20361, 42741)]