7642278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 19109376

約数和(自身を除く): 11467098

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 463, 786, 917, 926, 1179, 1389, 1834, 2358, 2751, 2778, 3241, 4167, 5502, 6482, 8253, 8334, 9723, 16506, 19446, 29169, 58338, 60653, 121306, 181959, 363918, 424571, 545877, 849142, 1091754, 1273713, 2547426, 3821139, 7642278]

約数ペア:

[(1, 7642278), (2, 3821139), (3, 2547426), (6, 1273713), (7, 1091754), (9, 849142), (14, 545877), (18, 424571), (21, 363918), (42, 181959), (63, 121306), (126, 60653), (131, 58338), (262, 29169), (393, 19446), (463, 16506), (786, 9723), (917, 8334), (926, 8253), (1179, 6482), (1389, 5502), (1834, 4167), (2358, 3241), (2751, 2778)]