138720351

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{8963}}^1$

素因数の和:9051

約数の個数: 32

約数和(自身を含む): 234067968

約数和(自身を除く): 95347617

約数列:

[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1407, 2211, 5159, 8963, 15477, 26889, 62741, 98593, 188223, 295779, 600521, 690151, 1801563, 2070453, 4203647, 6605731, 12610941, 19817193, 46240117, 138720351]

約数ペア:

[(1, 138720351), (3, 46240117), (7, 19817193), (11, 12610941), (21, 6605731), (33, 4203647), (67, 2070453), (77, 1801563), (201, 690151), (231, 600521), (469, 295779), (737, 188223), (1407, 98593), (2211, 62741), (5159, 26889), (8963, 15477)]