81983044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8431}}^1$

素因数の和:8476

約数の個数: 48

約数和(自身を含む): 178488576

約数和(自身を除く): 96505532

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 8431, 9724, 16862, 33724, 92741, 109603, 143327, 185482, 219206, 286654, 370964, 438412, 573308, 1205633, 1576597, 1863251, 2411266, 3153194, 3726502, 4822532, 6306388, 7453004, 20495761, 40991522, 81983044]

約数ペア:

[(1, 81983044), (2, 40991522), (4, 20495761), (11, 7453004), (13, 6306388), (17, 4822532), (22, 3726502), (26, 3153194), (34, 2411266), (44, 1863251), (52, 1576597), (68, 1205633), (143, 573308), (187, 438412), (221, 370964), (286, 286654), (374, 219206), (442, 185482), (572, 143327), (748, 109603), (884, 92741), (2431, 33724), (4862, 16862), (8431, 9724)]