61821864

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^2$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 181018110

約数和(自身を除く): 119196246

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 257, 312, 468, 514, 771, 936, 1028, 1542, 2056, 2313, 3084, 3341, 4626, 6168, 6682, 9252, 10023, 13364, 18504, 20046, 26728, 30069, 40092, 60138, 66049, 80184, 120276, 132098, 198147, 240552, 264196, 396294, 528392, 594441, 792588, 858637, 1188882, 1585176, 1717274, 2377764, 2575911, 3434548, 4755528, 5151822, 6869096, 7727733, 10303644, 15455466, 20607288, 30910932, 61821864]

約数ペア:

[(1, 61821864), (2, 30910932), (3, 20607288), (4, 15455466), (6, 10303644), (8, 7727733), (9, 6869096), (12, 5151822), (13, 4755528), (18, 3434548), (24, 2575911), (26, 2377764), (36, 1717274), (39, 1585176), (52, 1188882), (72, 858637), (78, 792588), (104, 594441), (117, 528392), (156, 396294), (234, 264196), (257, 240552), (312, 198147), (468, 132098), (514, 120276), (771, 80184), (936, 66049), (1028, 60138), (1542, 40092), (2056, 30069), (2313, 26728), (3084, 20046), (3341, 18504), (4626, 13364), (6168, 10023), (6682, 9252)]