15662061639

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{408217}}^1$

素因数の和:408269

約数の個数: 48

約数和(自身を含む): 27922111200

約数和(自身を除く): 12260049561

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 609, 783, 1323, 1421, 1827, 4263, 5481, 12789, 38367, 408217, 1224651, 2857519, 3673953, 8572557, 11021859, 11838293, 20002633, 25717671, 35514879, 60007899, 77153013, 82868051, 106544637, 180023697, 248604153, 319633911, 540071091, 580076357, 745812459, 1740229071, 2237437377, 5220687213, 15662061639]

約数ペア:

[(1, 15662061639), (3, 5220687213), (7, 2237437377), (9, 1740229071), (21, 745812459), (27, 580076357), (29, 540071091), (49, 319633911), (63, 248604153), (87, 180023697), (147, 106544637), (189, 82868051), (203, 77153013), (261, 60007899), (441, 35514879), (609, 25717671), (783, 20002633), (1323, 11838293), (1421, 11021859), (1827, 8572557), (4263, 3673953), (5481, 2857519), (12789, 1224651), (38367, 408217)]