8387236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 18351872

約数和(自身を除く): 9964636

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 43, 44, 52, 62, 86, 121, 124, 143, 172, 242, 286, 341, 403, 473, 484, 559, 572, 682, 806, 946, 1118, 1333, 1364, 1573, 1612, 1892, 2236, 2666, 3146, 3751, 4433, 5203, 5332, 6149, 6292, 7502, 8866, 10406, 12298, 14663, 15004, 17329, 17732, 20812, 24596, 29326, 34658, 48763, 58652, 67639, 69316, 97526, 135278, 161293, 190619, 195052, 270556, 322586, 381238, 645172, 762476, 2096809, 4193618, 8387236]

約数ペア:

[(1, 8387236), (2, 4193618), (4, 2096809), (11, 762476), (13, 645172), (22, 381238), (26, 322586), (31, 270556), (43, 195052), (44, 190619), (52, 161293), (62, 135278), (86, 97526), (121, 69316), (124, 67639), (143, 58652), (172, 48763), (242, 34658), (286, 29326), (341, 24596), (403, 20812), (473, 17732), (484, 17329), (559, 15004), (572, 14663), (682, 12298), (806, 10406), (946, 8866), (1118, 7502), (1333, 6292), (1364, 6149), (1573, 5332), (1612, 5203), (1892, 4433), (2236, 3751), (2666, 3146)]