390443368

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{18793}}^1$

素因数の和:18866

約数の個数: 48

約数和(自身を含む): 867718980

約数和(自身を除く): 477275612

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 1484, 2597, 2968, 5194, 10388, 18793, 20776, 37586, 75172, 131551, 150344, 263102, 526204, 920857, 996029, 1052408, 1841714, 1992058, 3683428, 3984116, 6972203, 7366856, 7968232, 13944406, 27888812, 48805421, 55777624, 97610842, 195221684, 390443368]

約数ペア:

[(1, 390443368), (2, 195221684), (4, 97610842), (7, 55777624), (8, 48805421), (14, 27888812), (28, 13944406), (49, 7968232), (53, 7366856), (56, 6972203), (98, 3984116), (106, 3683428), (196, 1992058), (212, 1841714), (371, 1052408), (392, 996029), (424, 920857), (742, 526204), (1484, 263102), (2597, 150344), (2968, 131551), (5194, 75172), (10388, 37586), (18793, 20776)]