78681645

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 161280000

約数和(自身を除く): 82598355

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 139, 189, 315, 417, 599, 695, 945, 973, 1251, 1797, 2085, 2919, 2995, 3753, 4193, 4865, 5391, 6255, 8757, 8985, 12579, 14595, 16173, 18765, 20965, 26271, 26955, 37737, 43785, 62895, 80865, 83261, 113211, 131355, 188685, 249783, 416305, 566055, 582827, 749349, 1248915, 1748481, 2248047, 2914135, 3746745, 5245443, 8742405, 11240235, 15736329, 26227215, 78681645]

約数ペア:

[(1, 78681645), (3, 26227215), (5, 15736329), (7, 11240235), (9, 8742405), (15, 5245443), (21, 3746745), (27, 2914135), (35, 2248047), (45, 1748481), (63, 1248915), (105, 749349), (135, 582827), (139, 566055), (189, 416305), (315, 249783), (417, 188685), (599, 131355), (695, 113211), (945, 83261), (973, 80865), (1251, 62895), (1797, 43785), (2085, 37737), (2919, 26955), (2995, 26271), (3753, 20965), (4193, 18765), (4865, 16173), (5391, 14595), (6255, 12579), (8757, 8985)]