55371519

素因数分解:

$3^4\times 7^3\times {\mathrm{1993}}^1$

素因数の和:2026

約数の個数: 40

約数和(自身を含む): 96509600

約数和(自身を除く): 41138081

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 1993, 3087, 3969, 5979, 9261, 13951, 17937, 27783, 41853, 53811, 97657, 125559, 161433, 292971, 376677, 683599, 878913, 1130031, 2050797, 2636739, 6152391, 7910217, 18457173, 55371519]

約数ペア:

[(1, 55371519), (3, 18457173), (7, 7910217), (9, 6152391), (21, 2636739), (27, 2050797), (49, 1130031), (63, 878913), (81, 683599), (147, 376677), (189, 292971), (343, 161433), (441, 125559), (567, 97657), (1029, 53811), (1323, 41853), (1993, 27783), (3087, 17937), (3969, 13951), (5979, 9261)]