20702925351

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{49697}}^1$

素因数の和:49885

約数の個数: 40

約数和(自身を含む): 31991596560

約数和(自身を除く): 11288671209

約数列:

[1, 3, 9, 27, 37, 81, 111, 139, 333, 417, 999, 1251, 2997, 3753, 5143, 11259, 15429, 46287, 49697, 138861, 149091, 416583, 447273, 1341819, 1838789, 4025457, 5516367, 6907883, 16549101, 20723649, 49647303, 62170947, 148941909, 186512841, 255591671, 559538523, 766775013, 2300325039, 6900975117, 20702925351]

約数ペア:

[(1, 20702925351), (3, 6900975117), (9, 2300325039), (27, 766775013), (37, 559538523), (81, 255591671), (111, 186512841), (139, 148941909), (333, 62170947), (417, 49647303), (999, 20723649), (1251, 16549101), (2997, 6907883), (3753, 5516367), (5143, 4025457), (11259, 1838789), (15429, 1341819), (46287, 447273), (49697, 416583), (138861, 149091)]