20227725

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1456

約数の個数: 60

約数和(自身を含む): 42851424

約数和(自身を除く): 22623699

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 315, 405, 525, 567, 675, 945, 1427, 1575, 2025, 2835, 4281, 4725, 7135, 9989, 12843, 14175, 21405, 29967, 35675, 38529, 49945, 64215, 89901, 107025, 115587, 149835, 192645, 249725, 269703, 321075, 449505, 577935, 749175, 809109, 963225, 1348515, 2247525, 2889675, 4045545, 6742575, 20227725]

約数ペア:

[(1, 20227725), (3, 6742575), (5, 4045545), (7, 2889675), (9, 2247525), (15, 1348515), (21, 963225), (25, 809109), (27, 749175), (35, 577935), (45, 449505), (63, 321075), (75, 269703), (81, 249725), (105, 192645), (135, 149835), (175, 115587), (189, 107025), (225, 89901), (315, 64215), (405, 49945), (525, 38529), (567, 35675), (675, 29967), (945, 21405), (1427, 14175), (1575, 12843), (2025, 9989), (2835, 7135), (4281, 4725)]