1387958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 2564352

約数和(自身を除く): 1176394

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 211, 253, 286, 299, 422, 506, 598, 2321, 2743, 3289, 4642, 4853, 5486, 6578, 9706, 30173, 53383, 60346, 63089, 106766, 126178, 693979, 1387958]

約数ペア:

[(1, 1387958), (2, 693979), (11, 126178), (13, 106766), (22, 63089), (23, 60346), (26, 53383), (46, 30173), (143, 9706), (211, 6578), (253, 5486), (286, 4853), (299, 4642), (422, 3289), (506, 2743), (598, 2321)]