217466613

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 404500096

約数和(自身を除く): 187033483

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 163, 181, 189, 273, 351, 489, 543, 567, 819, 1053, 1141, 1267, 1467, 1629, 2119, 2353, 2457, 3423, 3801, 4401, 4887, 6357, 7059, 7371, 10269, 11403, 13203, 14661, 14833, 16471, 19071, 21177, 29503, 30807, 34209, 44499, 49413, 57213, 63531, 88509, 92421, 102627, 133497, 148239, 171639, 190593, 206521, 265527, 383539, 400491, 444717, 619563, 796581, 1150617, 1201473, 1334151, 1858689, 2389743, 2684773, 3451851, 5576067, 8054319, 10355553, 16728201, 24162957, 31066659, 72488871, 217466613]

約数ペア:

[(1, 217466613), (3, 72488871), (7, 31066659), (9, 24162957), (13, 16728201), (21, 10355553), (27, 8054319), (39, 5576067), (63, 3451851), (81, 2684773), (91, 2389743), (117, 1858689), (163, 1334151), (181, 1201473), (189, 1150617), (273, 796581), (351, 619563), (489, 444717), (543, 400491), (567, 383539), (819, 265527), (1053, 206521), (1141, 190593), (1267, 171639), (1467, 148239), (1629, 133497), (2119, 102627), (2353, 92421), (2457, 88509), (3423, 63531), (3801, 57213), (4401, 49413), (4887, 44499), (6357, 34209), (7059, 30807), (7371, 29503), (10269, 21177), (11403, 19071), (13203, 16471), (14661, 14833)]