213661415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1381}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 292541760

約数和(自身を除く): 78880345

約数列:

[1, 5, 11, 29, 55, 97, 145, 319, 485, 1067, 1381, 1595, 2813, 5335, 6905, 14065, 15191, 30943, 40049, 75955, 133957, 154715, 200245, 440539, 669785, 1473527, 2202695, 3884753, 7367635, 19423765, 42732283, 213661415]

約数ペア:

[(1, 213661415), (5, 42732283), (11, 19423765), (29, 7367635), (55, 3884753), (97, 2202695), (145, 1473527), (319, 669785), (485, 440539), (1067, 200245), (1381, 154715), (1595, 133957), (2813, 75955), (5335, 40049), (6905, 30943), (14065, 15191)]