131330353

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 173703168

約数和(自身を除く): 42372815

約数列:

[1, 7, 11, 31, 37, 77, 217, 259, 341, 407, 1147, 1487, 2387, 2849, 8029, 10409, 12617, 16357, 46097, 55019, 88319, 114499, 322679, 385133, 507067, 605209, 1705589, 3549469, 4236463, 11939123, 18761479, 131330353]

約数ペア:

[(1, 131330353), (7, 18761479), (11, 11939123), (31, 4236463), (37, 3549469), (77, 1705589), (217, 605209), (259, 507067), (341, 385133), (407, 322679), (1147, 114499), (1487, 88319), (2387, 55019), (2849, 46097), (8029, 16357), (10409, 12617)]