247411908

素因数分解:

$2^2\times 3^5\times {\mathrm{331}}^1\times {\mathrm{769}}^1$

素因数の和:1119

約数の個数: 72

約数和(自身を含む): 651370720

約数和(自身を除く): 403958812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 331, 486, 662, 769, 972, 993, 1324, 1538, 1986, 2307, 2979, 3076, 3972, 4614, 5958, 6921, 8937, 9228, 11916, 13842, 17874, 20763, 26811, 27684, 35748, 41526, 53622, 62289, 80433, 83052, 107244, 124578, 160866, 186867, 249156, 254539, 321732, 373734, 509078, 747468, 763617, 1018156, 1527234, 2290851, 3054468, 4581702, 6872553, 9163404, 13745106, 20617659, 27490212, 41235318, 61852977, 82470636, 123705954, 247411908]

約数ペア:

[(1, 247411908), (2, 123705954), (3, 82470636), (4, 61852977), (6, 41235318), (9, 27490212), (12, 20617659), (18, 13745106), (27, 9163404), (36, 6872553), (54, 4581702), (81, 3054468), (108, 2290851), (162, 1527234), (243, 1018156), (324, 763617), (331, 747468), (486, 509078), (662, 373734), (769, 321732), (972, 254539), (993, 249156), (1324, 186867), (1538, 160866), (1986, 124578), (2307, 107244), (2979, 83052), (3076, 80433), (3972, 62289), (4614, 53622), (5958, 41526), (6921, 35748), (8937, 27684), (9228, 26811), (11916, 20763), (13842, 17874)]