38983758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 90422784

約数和(自身を除く): 51439026

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 61, 66, 69, 122, 138, 183, 253, 366, 421, 506, 671, 759, 842, 1263, 1342, 1403, 1518, 2013, 2526, 2806, 4026, 4209, 4631, 8418, 9262, 9683, 13893, 15433, 19366, 25681, 27786, 29049, 30866, 46299, 51362, 58098, 77043, 92598, 106513, 154086, 213026, 282491, 319539, 564982, 590663, 639078, 847473, 1181326, 1694946, 1771989, 3543978, 6497293, 12994586, 19491879, 38983758]

約数ペア:

[(1, 38983758), (2, 19491879), (3, 12994586), (6, 6497293), (11, 3543978), (22, 1771989), (23, 1694946), (33, 1181326), (46, 847473), (61, 639078), (66, 590663), (69, 564982), (122, 319539), (138, 282491), (183, 213026), (253, 154086), (366, 106513), (421, 92598), (506, 77043), (671, 58098), (759, 51362), (842, 46299), (1263, 30866), (1342, 29049), (1403, 27786), (1518, 25681), (2013, 19366), (2526, 15433), (2806, 13893), (4026, 9683), (4209, 9262), (4631, 8418)]