218364417

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 340267200

約数和(自身を除く): 121902783

約数列:

[1, 3, 9, 27, 37, 81, 111, 149, 163, 243, 333, 447, 489, 999, 1341, 1467, 2997, 4023, 4401, 5513, 6031, 8991, 12069, 13203, 16539, 18093, 24287, 36207, 39609, 49617, 54279, 72861, 148851, 162837, 218583, 446553, 488511, 655749, 898619, 1339659, 1465533, 1967247, 2695857, 5901741, 8087571, 24262713, 72788139, 218364417]

約数ペア:

[(1, 218364417), (3, 72788139), (9, 24262713), (27, 8087571), (37, 5901741), (81, 2695857), (111, 1967247), (149, 1465533), (163, 1339659), (243, 898619), (333, 655749), (447, 488511), (489, 446553), (999, 218583), (1341, 162837), (1467, 148851), (2997, 72861), (4023, 54279), (4401, 49617), (5513, 39609), (6031, 36207), (8991, 24287), (12069, 18093), (13203, 16539)]