39169988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 84935424

約数和(自身を除く): 45765436

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 47, 52, 62, 94, 124, 143, 188, 286, 341, 403, 517, 572, 611, 682, 806, 1034, 1222, 1364, 1457, 1612, 2068, 2209, 2444, 2914, 4418, 4433, 5828, 6721, 8836, 8866, 13442, 16027, 17732, 18941, 24299, 26884, 28717, 32054, 37882, 48598, 57434, 64108, 68479, 75764, 97196, 114868, 136958, 208351, 273916, 315887, 416702, 631774, 753269, 833404, 890227, 1263548, 1506538, 1780454, 3013076, 3560908, 9792497, 19584994, 39169988]

約数ペア:

[(1, 39169988), (2, 19584994), (4, 9792497), (11, 3560908), (13, 3013076), (22, 1780454), (26, 1506538), (31, 1263548), (44, 890227), (47, 833404), (52, 753269), (62, 631774), (94, 416702), (124, 315887), (143, 273916), (188, 208351), (286, 136958), (341, 114868), (403, 97196), (517, 75764), (572, 68479), (611, 64108), (682, 57434), (806, 48598), (1034, 37882), (1222, 32054), (1364, 28717), (1457, 26884), (1612, 24299), (2068, 18941), (2209, 17732), (2444, 16027), (2914, 13442), (4418, 8866), (4433, 8836), (5828, 6721)]