28672761

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{733}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 44392320

約数和(自身を除く): 15719559

約数列:

[1, 3, 13, 17, 39, 51, 59, 177, 221, 663, 733, 767, 1003, 2199, 2301, 3009, 9529, 12461, 13039, 28587, 37383, 39117, 43247, 129741, 161993, 485979, 562211, 735199, 1686633, 2205597, 9557587, 28672761]

約数ペア:

[(1, 28672761), (3, 9557587), (13, 2205597), (17, 1686633), (39, 735199), (51, 562211), (59, 485979), (177, 161993), (221, 129741), (663, 43247), (733, 39117), (767, 37383), (1003, 28587), (2199, 13039), (2301, 12461), (3009, 9529)]