1978914

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 4727808

約数和(自身を除く): 2748894

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 127, 147, 159, 254, 294, 318, 371, 381, 742, 762, 889, 1113, 1778, 2226, 2597, 2667, 5194, 5334, 6223, 6731, 7791, 12446, 13462, 15582, 18669, 20193, 37338, 40386, 47117, 94234, 141351, 282702, 329819, 659638, 989457, 1978914]

約数ペア:

[(1, 1978914), (2, 989457), (3, 659638), (6, 329819), (7, 282702), (14, 141351), (21, 94234), (42, 47117), (49, 40386), (53, 37338), (98, 20193), (106, 18669), (127, 15582), (147, 13462), (159, 12446), (254, 7791), (294, 6731), (318, 6223), (371, 5334), (381, 5194), (742, 2667), (762, 2597), (889, 2226), (1113, 1778)]