7251738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 15724800

約数和(自身を除く): 8473062

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239, 389, 478, 717, 778, 1167, 1434, 2334, 3107, 5057, 6214, 9321, 10114, 15171, 18642, 30342, 92971, 185942, 278913, 557826, 1208623, 2417246, 3625869, 7251738]

約数ペア:

[(1, 7251738), (2, 3625869), (3, 2417246), (6, 1208623), (13, 557826), (26, 278913), (39, 185942), (78, 92971), (239, 30342), (389, 18642), (478, 15171), (717, 10114), (778, 9321), (1167, 6214), (1434, 5057), (2334, 3107)]