25431273

素因数分解:

$3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{563}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 43315200

約数和(自身を除く): 17883927

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 239, 563, 717, 1673, 1689, 2151, 3941, 5019, 5067, 6453, 11823, 15057, 15201, 35469, 45171, 106407, 134557, 403671, 941899, 1211013, 2825697, 3633039, 8477091, 25431273]

約数ペア:

[(1, 25431273), (3, 8477091), (7, 3633039), (9, 2825697), (21, 1211013), (27, 941899), (63, 403671), (189, 134557), (239, 106407), (563, 45171), (717, 35469), (1673, 15201), (1689, 15057), (2151, 11823), (3941, 6453), (5019, 5067)]