315211988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{16339}}^1$

素因数の和:16416

約数の個数: 48

約数和(自身を含む): 691770240

約数和(自身を除く): 376558252

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 182, 212, 364, 371, 689, 742, 1378, 1484, 2756, 4823, 9646, 16339, 19292, 32678, 65356, 114373, 212407, 228746, 424814, 457492, 849628, 865967, 1486849, 1731934, 2973698, 3463868, 5947396, 6061769, 11257571, 12123538, 22515142, 24247076, 45030284, 78802997, 157605994, 315211988]

約数ペア:

[(1, 315211988), (2, 157605994), (4, 78802997), (7, 45030284), (13, 24247076), (14, 22515142), (26, 12123538), (28, 11257571), (52, 6061769), (53, 5947396), (91, 3463868), (106, 2973698), (182, 1731934), (212, 1486849), (364, 865967), (371, 849628), (689, 457492), (742, 424814), (1378, 228746), (1484, 212407), (2756, 114373), (4823, 65356), (9646, 32678), (16339, 19292)]