30628755

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 56137536

約数和(自身を除く): 25508781

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 101, 115, 207, 293, 303, 345, 505, 879, 909, 1035, 1465, 1515, 2323, 2637, 4395, 4545, 6739, 6969, 11615, 13185, 20217, 20907, 29593, 33695, 34845, 60651, 88779, 101085, 104535, 147965, 266337, 303255, 443895, 680639, 1331685, 2041917, 3403195, 6125751, 10209585, 30628755]

約数ペア:

[(1, 30628755), (3, 10209585), (5, 6125751), (9, 3403195), (15, 2041917), (23, 1331685), (45, 680639), (69, 443895), (101, 303255), (115, 266337), (207, 147965), (293, 104535), (303, 101085), (345, 88779), (505, 60651), (879, 34845), (909, 33695), (1035, 29593), (1465, 20907), (1515, 20217), (2323, 13185), (2637, 11615), (4395, 6969), (4545, 6739)]