64215345

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{769}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 108662400

約数和(自身を除く): 44447055

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 293, 769, 879, 1465, 2307, 3845, 4395, 5567, 11535, 14611, 16701, 27835, 43833, 73055, 83505, 219165, 225317, 675951, 1126585, 3379755, 4281023, 12843069, 21405115, 64215345]

約数ペア:

[(1, 64215345), (3, 21405115), (5, 12843069), (15, 4281023), (19, 3379755), (57, 1126585), (95, 675951), (285, 225317), (293, 219165), (769, 83505), (879, 73055), (1465, 43833), (2307, 27835), (3845, 16701), (4395, 14611), (5567, 11535)]