138977388

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4943}}^1$

素因数の和:5035

約数の個数: 72

約数和(自身を含む): 388717056

約数和(自身を除く): 249739668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 781, 852, 1278, 1562, 2343, 2556, 3124, 4686, 4943, 7029, 9372, 9886, 14058, 14829, 19772, 28116, 29658, 44487, 54373, 59316, 88974, 108746, 163119, 177948, 217492, 326238, 350953, 489357, 652476, 701906, 978714, 1052859, 1403812, 1957428, 2105718, 3158577, 3860483, 4211436, 6317154, 7720966, 11581449, 12634308, 15441932, 23162898, 34744347, 46325796, 69488694, 138977388]

約数ペア:

[(1, 138977388), (2, 69488694), (3, 46325796), (4, 34744347), (6, 23162898), (9, 15441932), (11, 12634308), (12, 11581449), (18, 7720966), (22, 6317154), (33, 4211436), (36, 3860483), (44, 3158577), (66, 2105718), (71, 1957428), (99, 1403812), (132, 1052859), (142, 978714), (198, 701906), (213, 652476), (284, 489357), (396, 350953), (426, 326238), (639, 217492), (781, 177948), (852, 163119), (1278, 108746), (1562, 88974), (2343, 59316), (2556, 54373), (3124, 44487), (4686, 29658), (4943, 28116), (7029, 19772), (9372, 14829), (9886, 14058)]