38913308

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 81199104

約数和(自身を除く): 42285796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 127, 217, 254, 353, 434, 508, 706, 868, 889, 1412, 1778, 2471, 3556, 3937, 4942, 7874, 9884, 10943, 15748, 21886, 27559, 43772, 44831, 55118, 76601, 89662, 110236, 153202, 179324, 306404, 313817, 627634, 1255268, 1389761, 2779522, 5559044, 9728327, 19456654, 38913308]

約数ペア:

[(1, 38913308), (2, 19456654), (4, 9728327), (7, 5559044), (14, 2779522), (28, 1389761), (31, 1255268), (62, 627634), (124, 313817), (127, 306404), (217, 179324), (254, 153202), (353, 110236), (434, 89662), (508, 76601), (706, 55118), (868, 44831), (889, 43772), (1412, 27559), (1778, 21886), (2471, 15748), (3556, 10943), (3937, 9884), (4942, 7874)]