28698645

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 48862080

約数和(自身を除く): 20163435

約数列:

[1, 3, 5, 15, 19, 57, 95, 101, 285, 303, 505, 997, 1515, 1919, 2991, 4985, 5757, 9595, 14955, 18943, 28785, 56829, 94715, 100697, 284145, 302091, 503485, 1510455, 1913243, 5739729, 9566215, 28698645]

約数ペア:

[(1, 28698645), (3, 9566215), (5, 5739729), (15, 1913243), (19, 1510455), (57, 503485), (95, 302091), (101, 284145), (285, 100697), (303, 94715), (505, 56829), (997, 28785), (1515, 18943), (1919, 14955), (2991, 9595), (4985, 5757)]