73278478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21191}}^1$

素因数の和:21232

約数の個数: 32

約数和(自身を含む): 142410240

約数和(自身を除く): 69131762

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 21191, 42382, 148337, 275483, 296674, 402629, 550966, 805258, 1928381, 2818403, 3856762, 5234177, 5636806, 10468354, 36639239, 73278478]

約数ペア:

[(1, 73278478), (2, 36639239), (7, 10468354), (13, 5636806), (14, 5234177), (19, 3856762), (26, 2818403), (38, 1928381), (91, 805258), (133, 550966), (182, 402629), (247, 296674), (266, 275483), (494, 148337), (1729, 42382), (3458, 21191)]