1956553765

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{1289}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 2501072640

約数和(自身を除く): 544518875

約数列:

[1, 5, 23, 67, 115, 197, 335, 985, 1289, 1541, 4531, 6445, 7705, 13199, 22655, 29647, 65995, 86363, 148235, 253933, 303577, 431815, 1269665, 1517885, 1986349, 5840459, 9931745, 17013511, 29202295, 85067555, 391310753, 1956553765]

約数ペア:

[(1, 1956553765), (5, 391310753), (23, 85067555), (67, 29202295), (115, 17013511), (197, 9931745), (335, 5840459), (985, 1986349), (1289, 1517885), (1541, 1269665), (4531, 431815), (6445, 303577), (7705, 253933), (13199, 148235), (22655, 86363), (29647, 65995)]