31378204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5026

約数の個数: 36

約数和(自身を含む): 65013592

約数和(自身を除く): 33635388

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 572, 1573, 3146, 4987, 6292, 9974, 19948, 54857, 64831, 109714, 129662, 219428, 259324, 603427, 713141, 1206854, 1426282, 2413708, 2852564, 7844551, 15689102, 31378204]

約数ペア:

[(1, 31378204), (2, 15689102), (4, 7844551), (11, 2852564), (13, 2413708), (22, 1426282), (26, 1206854), (44, 713141), (52, 603427), (121, 259324), (143, 219428), (242, 129662), (286, 109714), (484, 64831), (572, 54857), (1573, 19948), (3146, 9974), (4987, 6292)]