7137845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 10281600

約数和(自身を除く): 3143755

約数列:

[1, 5, 11, 13, 55, 65, 67, 143, 149, 335, 715, 737, 745, 871, 1639, 1937, 3685, 4355, 8195, 9581, 9685, 9983, 21307, 47905, 49915, 106535, 109813, 129779, 549065, 648895, 1427569, 7137845]

約数ペア:

[(1, 7137845), (5, 1427569), (11, 648895), (13, 549065), (55, 129779), (65, 109813), (67, 106535), (143, 49915), (149, 47905), (335, 21307), (715, 9983), (737, 9685), (745, 9581), (871, 8195), (1639, 4355), (1937, 3685)]