31279930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9173}}^1$

素因数の和:9222

約数の個数: 32

約数和(自身を含む): 63410688

約数和(自身を除く): 32130758

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 9173, 18346, 45865, 91730, 100903, 201806, 284363, 504515, 568726, 1009030, 1421815, 2843630, 3127993, 6255986, 15639965, 31279930]

約数ペア:

[(1, 31279930), (2, 15639965), (5, 6255986), (10, 3127993), (11, 2843630), (22, 1421815), (31, 1009030), (55, 568726), (62, 504515), (110, 284363), (155, 201806), (310, 100903), (341, 91730), (682, 45865), (1705, 18346), (3410, 9173)]