478382998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 756911232

約数和(自身を除く): 278528234

約数列:

[1, 2, 41, 43, 82, 86, 211, 422, 643, 1286, 1763, 3526, 8651, 9073, 17302, 18146, 26363, 27649, 52726, 55298, 135673, 271346, 371993, 743986, 1133609, 2267218, 5562593, 5833939, 11125186, 11667878, 239191499, 478382998]

約数ペア:

[(1, 478382998), (2, 239191499), (41, 11667878), (43, 11125186), (82, 5833939), (86, 5562593), (211, 2267218), (422, 1133609), (643, 743986), (1286, 371993), (1763, 271346), (3526, 135673), (8651, 55298), (9073, 52726), (17302, 27649), (18146, 26363)]