128465406

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 296308800

約数和(自身を除く): 167843394

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 113, 222, 226, 333, 339, 569, 666, 678, 999, 1017, 1138, 1707, 1998, 2034, 3051, 3414, 4181, 5121, 6102, 8362, 10242, 12543, 15363, 21053, 25086, 30726, 37629, 42106, 63159, 64297, 75258, 112887, 126318, 128594, 189477, 192891, 225774, 378954, 385782, 568431, 578673, 1136862, 1157346, 1736019, 2378989, 3472038, 4757978, 7136967, 14273934, 21410901, 42821802, 64232703, 128465406]

約数ペア:

[(1, 128465406), (2, 64232703), (3, 42821802), (6, 21410901), (9, 14273934), (18, 7136967), (27, 4757978), (37, 3472038), (54, 2378989), (74, 1736019), (111, 1157346), (113, 1136862), (222, 578673), (226, 568431), (333, 385782), (339, 378954), (569, 225774), (666, 192891), (678, 189477), (999, 128594), (1017, 126318), (1138, 112887), (1707, 75258), (1998, 64297), (2034, 63159), (3051, 42106), (3414, 37629), (4181, 30726), (5121, 25086), (6102, 21053), (8362, 15363), (10242, 12543)]