221041284

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{7159}}^1$

素因数の和:7280

約数の個数: 48

約数和(自身を含む): 538890240

約数和(自身を除く): 317848956

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 83, 93, 124, 166, 186, 249, 332, 372, 498, 996, 2573, 5146, 7159, 7719, 10292, 14318, 15438, 21477, 28636, 30876, 42954, 85908, 221929, 443858, 594197, 665787, 887716, 1188394, 1331574, 1782591, 2376788, 2663148, 3565182, 7130364, 18420107, 36840214, 55260321, 73680428, 110520642, 221041284]

約数ペア:

[(1, 221041284), (2, 110520642), (3, 73680428), (4, 55260321), (6, 36840214), (12, 18420107), (31, 7130364), (62, 3565182), (83, 2663148), (93, 2376788), (124, 1782591), (166, 1331574), (186, 1188394), (249, 887716), (332, 665787), (372, 594197), (498, 443858), (996, 221929), (2573, 85908), (5146, 42954), (7159, 30876), (7719, 28636), (10292, 21477), (14318, 15438)]