1337222439

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21247}}^1$

素因数の和:21306

約数の個数: 48

約数和(自身を含む): 2351218688

約数和(自身を除く): 1013996249

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 243, 259, 333, 567, 777, 999, 1701, 2331, 2997, 6993, 8991, 20979, 21247, 62937, 63741, 148729, 191223, 446187, 573669, 786139, 1338561, 1721007, 2358417, 4015683, 5163021, 5502973, 7075251, 12047049, 16508919, 21225753, 36141147, 49526757, 63677259, 148580271, 191031777, 445740813, 1337222439]

約数ペア:

[(1, 1337222439), (3, 445740813), (7, 191031777), (9, 148580271), (21, 63677259), (27, 49526757), (37, 36141147), (63, 21225753), (81, 16508919), (111, 12047049), (189, 7075251), (243, 5502973), (259, 5163021), (333, 4015683), (567, 2358417), (777, 1721007), (999, 1338561), (1701, 786139), (2331, 573669), (2997, 446187), (6993, 191223), (8991, 148729), (20979, 63741), (21247, 62937)]