3957966

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 9210240

約数和(自身を除く): 5252274

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 163, 171, 213, 326, 342, 426, 489, 639, 978, 1278, 1349, 1467, 2698, 2934, 3097, 4047, 6194, 8094, 9291, 11573, 12141, 18582, 23146, 24282, 27873, 34719, 55746, 69438, 104157, 208314, 219887, 439774, 659661, 1319322, 1978983, 3957966]

約数ペア:

[(1, 3957966), (2, 1978983), (3, 1319322), (6, 659661), (9, 439774), (18, 219887), (19, 208314), (38, 104157), (57, 69438), (71, 55746), (114, 34719), (142, 27873), (163, 24282), (171, 23146), (213, 18582), (326, 12141), (342, 11573), (426, 9291), (489, 8094), (639, 6194), (978, 4047), (1278, 3097), (1349, 2934), (1467, 2698)]