713456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 40

約数和(自身を含む): 1522224

約数和(自身を除く): 808768

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 61, 68, 86, 122, 136, 172, 244, 272, 344, 488, 688, 731, 976, 1037, 1462, 2074, 2623, 2924, 4148, 5246, 5848, 8296, 10492, 11696, 16592, 20984, 41968, 44591, 89182, 178364, 356728, 713456]

約数ペア:

[(1, 713456), (2, 356728), (4, 178364), (8, 89182), (16, 44591), (17, 41968), (34, 20984), (43, 16592), (61, 11696), (68, 10492), (86, 8296), (122, 5848), (136, 5246), (172, 4148), (244, 2924), (272, 2623), (344, 2074), (488, 1462), (688, 1037), (731, 976)]