978014925

素因数分解:

$3^3\times 5^2\times {\mathrm{727}}^1\times {\mathrm{1993}}^1$

素因数の和:2739

約数の個数: 48

約数和(自身を含む): 1800023680

約数和(自身を除く): 822008755

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 727, 1993, 2181, 3635, 5979, 6543, 9965, 10905, 17937, 18175, 19629, 29895, 32715, 49825, 53811, 54525, 89685, 98145, 149475, 163575, 269055, 448425, 490725, 1345275, 1448911, 4346733, 7244555, 13040199, 21733665, 36222775, 39120597, 65200995, 108668325, 195602985, 326004975, 978014925]

約数ペア:

[(1, 978014925), (3, 326004975), (5, 195602985), (9, 108668325), (15, 65200995), (25, 39120597), (27, 36222775), (45, 21733665), (75, 13040199), (135, 7244555), (225, 4346733), (675, 1448911), (727, 1345275), (1993, 490725), (2181, 448425), (3635, 269055), (5979, 163575), (6543, 149475), (9965, 98145), (10905, 89685), (17937, 54525), (18175, 53811), (19629, 49825), (29895, 32715)]