42257306

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:879

約数の個数: 48

約数和(自身を含む): 81443880

約数和(自身を除く): 39186574

約数列:

[1, 2, 7, 13, 14, 26, 41, 49, 82, 91, 98, 182, 287, 533, 574, 637, 809, 1066, 1274, 1618, 2009, 3731, 4018, 5663, 7462, 10517, 11326, 21034, 26117, 33169, 39641, 52234, 66338, 73619, 79282, 147238, 232183, 431197, 464366, 515333, 862394, 1030666, 1625281, 3018379, 3250562, 6036758, 21128653, 42257306]

約数ペア:

[(1, 42257306), (2, 21128653), (7, 6036758), (13, 3250562), (14, 3018379), (26, 1625281), (41, 1030666), (49, 862394), (82, 515333), (91, 464366), (98, 431197), (182, 232183), (287, 147238), (533, 79282), (574, 73619), (637, 66338), (809, 52234), (1066, 39641), (1274, 33169), (1618, 26117), (2009, 21034), (3731, 11326), (4018, 10517), (5663, 7462)]