28934948

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 61514880

約数和(自身を除く): 32579932

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 137, 266, 274, 397, 532, 548, 794, 959, 1588, 1918, 2603, 2779, 3836, 5206, 5558, 7543, 10412, 11116, 15086, 18221, 30172, 36442, 52801, 54389, 72884, 105602, 108778, 211204, 217556, 380723, 761446, 1033391, 1522892, 2066782, 4133564, 7233737, 14467474, 28934948]

約数ペア:

[(1, 28934948), (2, 14467474), (4, 7233737), (7, 4133564), (14, 2066782), (19, 1522892), (28, 1033391), (38, 761446), (76, 380723), (133, 217556), (137, 211204), (266, 108778), (274, 105602), (397, 72884), (532, 54389), (548, 52801), (794, 36442), (959, 30172), (1588, 18221), (1918, 15086), (2603, 11116), (2779, 10412), (3836, 7543), (5206, 5558)]