720455151

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 1105929216

約数和(自身を除く): 385474065

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 529, 611, 743, 897, 1081, 1587, 1833, 2229, 3243, 6877, 9659, 14053, 17089, 20631, 24863, 28977, 34921, 42159, 51267, 74589, 104763, 222157, 323219, 393047, 453973, 666471, 803183, 969657, 1179141, 1361919, 2409549, 5109611, 10441379, 15328833, 18473209, 31324137, 55419627, 240151717, 720455151]

約数ペア:

[(1, 720455151), (3, 240151717), (13, 55419627), (23, 31324137), (39, 18473209), (47, 15328833), (69, 10441379), (141, 5109611), (299, 2409549), (529, 1361919), (611, 1179141), (743, 969657), (897, 803183), (1081, 666471), (1587, 453973), (1833, 393047), (2229, 323219), (3243, 222157), (6877, 104763), (9659, 74589), (14053, 51267), (17089, 42159), (20631, 34921), (24863, 28977)]