25430937

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 40151808

約数和(自身を除く): 14720871

約数列:

[1, 3, 7, 21, 53, 73, 159, 219, 313, 371, 511, 939, 1113, 1533, 2191, 3869, 6573, 11607, 16589, 22849, 27083, 49767, 68547, 81249, 116123, 159943, 348369, 479829, 1210997, 3632991, 8476979, 25430937]

約数ペア:

[(1, 25430937), (3, 8476979), (7, 3632991), (21, 1210997), (53, 479829), (73, 348369), (159, 159943), (219, 116123), (313, 81249), (371, 68547), (511, 49767), (939, 27083), (1113, 22849), (1533, 16589), (2191, 11607), (3869, 6573)]