69561387

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 118879488

約数和(自身を除く): 49318101

約数列:

[1, 3, 7, 9, 21, 53, 63, 83, 159, 249, 251, 371, 477, 581, 747, 753, 1113, 1743, 1757, 2259, 3339, 4399, 5229, 5271, 13197, 13303, 15813, 20833, 30793, 39591, 39909, 62499, 92379, 93121, 119727, 145831, 187497, 277137, 279363, 437493, 838089, 1104149, 1312479, 3312447, 7729043, 9937341, 23187129, 69561387]

約数ペア:

[(1, 69561387), (3, 23187129), (7, 9937341), (9, 7729043), (21, 3312447), (53, 1312479), (63, 1104149), (83, 838089), (159, 437493), (249, 279363), (251, 277137), (371, 187497), (477, 145831), (581, 119727), (747, 93121), (753, 92379), (1113, 62499), (1743, 39909), (1757, 39591), (2259, 30793), (3339, 20833), (4399, 15813), (5229, 13303), (5271, 13197)]