163904006

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 304680960

約数和(自身を除く): 140776954

約数列:

[1, 2, 7, 14, 31, 37, 59, 62, 74, 118, 173, 217, 259, 346, 413, 434, 518, 826, 1147, 1211, 1829, 2183, 2294, 2422, 3658, 4366, 5363, 6401, 8029, 10207, 10726, 12802, 12803, 15281, 16058, 20414, 25606, 30562, 37541, 44807, 67673, 71449, 75082, 89614, 135346, 142898, 198431, 316417, 377659, 396862, 473711, 632834, 755318, 947422, 1389017, 2214919, 2643613, 2778034, 4429838, 5287226, 11707429, 23414858, 81952003, 163904006]

約数ペア:

[(1, 163904006), (2, 81952003), (7, 23414858), (14, 11707429), (31, 5287226), (37, 4429838), (59, 2778034), (62, 2643613), (74, 2214919), (118, 1389017), (173, 947422), (217, 755318), (259, 632834), (346, 473711), (413, 396862), (434, 377659), (518, 316417), (826, 198431), (1147, 142898), (1211, 135346), (1829, 89614), (2183, 75082), (2294, 71449), (2422, 67673), (3658, 44807), (4366, 37541), (5363, 30562), (6401, 25606), (8029, 20414), (10207, 16058), (10726, 15281), (12802, 12803)]