657204045

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 1109458944

約数和(自身を除く): 452254899

約数列:

[1, 3, 5, 15, 43, 71, 113, 127, 129, 213, 215, 339, 355, 381, 565, 635, 645, 1065, 1695, 1905, 3053, 4859, 5461, 8023, 9017, 9159, 14351, 14577, 15265, 16383, 24069, 24295, 27051, 27305, 40115, 43053, 45085, 45795, 71755, 72885, 81915, 120345, 135255, 215265, 344989, 387731, 617093, 1018921, 1034967, 1163193, 1724945, 1851279, 1938655, 3056763, 3085465, 5094605, 5174835, 5815965, 9256395, 15283815, 43813603, 131440809, 219068015, 657204045]

約数ペア:

[(1, 657204045), (3, 219068015), (5, 131440809), (15, 43813603), (43, 15283815), (71, 9256395), (113, 5815965), (127, 5174835), (129, 5094605), (213, 3085465), (215, 3056763), (339, 1938655), (355, 1851279), (381, 1724945), (565, 1163193), (635, 1034967), (645, 1018921), (1065, 617093), (1695, 387731), (1905, 344989), (3053, 215265), (4859, 135255), (5461, 120345), (8023, 81915), (9017, 72885), (9159, 71755), (14351, 45795), (14577, 45085), (15265, 43053), (16383, 40115), (24069, 27305), (24295, 27051)]