209457456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{335669}}^1$

素因数の和:335693

約数の個数: 40

約数和(自身を含む): 582723120

約数和(自身を除く): 373265664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 335669, 671338, 1007007, 1342676, 2014014, 2685352, 4028028, 4363697, 5370704, 8056056, 8727394, 13091091, 16112112, 17454788, 26182182, 34909576, 52364364, 69819152, 104728728, 209457456]

約数ペア:

[(1, 209457456), (2, 104728728), (3, 69819152), (4, 52364364), (6, 34909576), (8, 26182182), (12, 17454788), (13, 16112112), (16, 13091091), (24, 8727394), (26, 8056056), (39, 5370704), (48, 4363697), (52, 4028028), (78, 2685352), (104, 2014014), (156, 1342676), (208, 1007007), (312, 671338), (624, 335669)]