68761515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6271}}^1$

素因数の和:6339

約数の個数: 32

約数和(自身を含む): 119218176

約数和(自身を除く): 50456661

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 6271, 10965, 18813, 31355, 94065, 106607, 269653, 319821, 533035, 808959, 1348265, 1599105, 4044795, 4584101, 13752303, 22920505, 68761515]

約数ペア:

[(1, 68761515), (3, 22920505), (5, 13752303), (15, 4584101), (17, 4044795), (43, 1599105), (51, 1348265), (85, 808959), (129, 533035), (215, 319821), (255, 269653), (645, 106607), (731, 94065), (2193, 31355), (3655, 18813), (6271, 10965)]