15974781123

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{493643}}^1$

素因数の和:493743

約数の個数: 32

約数和(自身を含む): 25780064256

約数和(自身を除く): 9805283133

約数列:

[1, 3, 7, 21, 23, 67, 69, 161, 201, 469, 483, 1407, 1541, 4623, 10787, 32361, 493643, 1480929, 3455501, 10366503, 11353789, 33074081, 34061367, 79476523, 99222243, 231518567, 238429569, 694555701, 760703863, 2282111589, 5324927041, 15974781123]

約数ペア:

[(1, 15974781123), (3, 5324927041), (7, 2282111589), (21, 760703863), (23, 694555701), (67, 238429569), (69, 231518567), (161, 99222243), (201, 79476523), (469, 34061367), (483, 33074081), (1407, 11353789), (1541, 10366503), (4623, 3455501), (10787, 1480929), (32361, 493643)]