2877790275

素因数分解:

$3^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{17989}}^1$

素因数の和:18090

約数の個数: 60

約数和(自身を含む): 5398439200

約数和(自身を除く): 2520648925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 81, 135, 225, 237, 395, 405, 675, 711, 1185, 1975, 2025, 2133, 3555, 5925, 6399, 10665, 17775, 17989, 31995, 53325, 53967, 89945, 159975, 161901, 269835, 449725, 485703, 809505, 1349175, 1421131, 1457109, 2428515, 4047525, 4263393, 7105655, 7285545, 12142575, 12790179, 21316965, 35528275, 36427725, 38370537, 63950895, 106584825, 115111611, 191852685, 319754475, 575558055, 959263425, 2877790275]

約数ペア:

[(1, 2877790275), (3, 959263425), (5, 575558055), (9, 319754475), (15, 191852685), (25, 115111611), (27, 106584825), (45, 63950895), (75, 38370537), (79, 36427725), (81, 35528275), (135, 21316965), (225, 12790179), (237, 12142575), (395, 7285545), (405, 7105655), (675, 4263393), (711, 4047525), (1185, 2428515), (1975, 1457109), (2025, 1421131), (2133, 1349175), (3555, 809505), (5925, 485703), (6399, 449725), (10665, 269835), (17775, 161901), (17989, 159975), (31995, 89945), (53325, 53967)]