7997847

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 12719616

約数和(自身を除く): 4721769

約数列:

[1, 3, 11, 13, 33, 39, 103, 143, 181, 309, 429, 543, 1133, 1339, 1991, 2353, 3399, 4017, 5973, 7059, 14729, 18643, 25883, 44187, 55929, 77649, 205073, 242359, 615219, 727077, 2665949, 7997847]

約数ペア:

[(1, 7997847), (3, 2665949), (11, 727077), (13, 615219), (33, 242359), (39, 205073), (103, 77649), (143, 55929), (181, 44187), (309, 25883), (429, 18643), (543, 14729), (1133, 7059), (1339, 5973), (1991, 4017), (2353, 3399)]