219070677

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{1321}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 342662400

約数和(自身を除く): 123591723

約数列:

[1, 3, 7, 21, 53, 149, 159, 371, 447, 1043, 1113, 1321, 3129, 3963, 7897, 9247, 23691, 27741, 55279, 70013, 165837, 196829, 210039, 490091, 590487, 1377803, 1470273, 4133409, 10431937, 31295811, 73023559, 219070677]

約数ペア:

[(1, 219070677), (3, 73023559), (7, 31295811), (21, 10431937), (53, 4133409), (149, 1470273), (159, 1377803), (371, 590487), (447, 490091), (1043, 210039), (1113, 196829), (1321, 165837), (3129, 70013), (3963, 55279), (7897, 27741), (9247, 23691)]