289253502

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 635366160

約数和(自身を除く): 346112658

約数列:

[1, 2, 3, 6, 9, 18, 131, 241, 262, 393, 482, 509, 723, 786, 1018, 1179, 1446, 1527, 2169, 2358, 3054, 4338, 4581, 9162, 31571, 63142, 66679, 94713, 122669, 133358, 189426, 200037, 245338, 284139, 368007, 400074, 568278, 600111, 736014, 1104021, 1200222, 2208042, 16069639, 32139278, 48208917, 96417834, 144626751, 289253502]

約数ペア:

[(1, 289253502), (2, 144626751), (3, 96417834), (6, 48208917), (9, 32139278), (18, 16069639), (131, 2208042), (241, 1200222), (262, 1104021), (393, 736014), (482, 600111), (509, 568278), (723, 400074), (786, 368007), (1018, 284139), (1179, 245338), (1446, 200037), (1527, 189426), (2169, 133358), (2358, 122669), (3054, 94713), (4338, 66679), (4581, 63142), (9162, 31571)]