168442407

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 286540800

約数和(自身を除く): 118098393

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 163, 329, 349, 423, 489, 987, 1047, 1141, 1467, 2443, 2961, 3141, 3423, 7329, 7661, 10269, 16403, 21987, 22983, 49209, 53627, 56887, 68949, 114821, 147627, 160881, 170661, 344463, 398209, 482643, 511983, 1033389, 1194627, 2673689, 3583881, 8021067, 18715823, 24063201, 56147469, 168442407]

約数ペア:

[(1, 168442407), (3, 56147469), (7, 24063201), (9, 18715823), (21, 8021067), (47, 3583881), (63, 2673689), (141, 1194627), (163, 1033389), (329, 511983), (349, 482643), (423, 398209), (489, 344463), (987, 170661), (1047, 160881), (1141, 147627), (1467, 114821), (2443, 68949), (2961, 56887), (3141, 53627), (3423, 49209), (7329, 22983), (7661, 21987), (10269, 16403)]