13209245

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 19284480

約数和(自身を除く): 6075235

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 269, 305, 427, 805, 1345, 1403, 1883, 2135, 6187, 7015, 9415, 9821, 16409, 30935, 43309, 49105, 82045, 114863, 216545, 377407, 574315, 1887035, 2641849, 13209245]

約数ペア:

[(1, 13209245), (5, 2641849), (7, 1887035), (23, 574315), (35, 377407), (61, 216545), (115, 114863), (161, 82045), (269, 49105), (305, 43309), (427, 30935), (805, 16409), (1345, 9821), (1403, 9415), (1883, 7015), (2135, 6187)]