156928408

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1373}}^1$

素因数の和:1556

約数の個数: 64

約数和(自身を含む): 364714560

約数和(自身を除く): 207786152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 157, 182, 314, 364, 628, 728, 1099, 1256, 1373, 2041, 2198, 2746, 4082, 4396, 5492, 8164, 8792, 9611, 10984, 14287, 16328, 17849, 19222, 28574, 35698, 38444, 57148, 71396, 76888, 114296, 124943, 142792, 215561, 249886, 431122, 499772, 862244, 999544, 1508927, 1724488, 2802293, 3017854, 5604586, 6035708, 11209172, 12071416, 19616051, 22418344, 39232102, 78464204, 156928408]

約数ペア:

[(1, 156928408), (2, 78464204), (4, 39232102), (7, 22418344), (8, 19616051), (13, 12071416), (14, 11209172), (26, 6035708), (28, 5604586), (52, 3017854), (56, 2802293), (91, 1724488), (104, 1508927), (157, 999544), (182, 862244), (314, 499772), (364, 431122), (628, 249886), (728, 215561), (1099, 142792), (1256, 124943), (1373, 114296), (2041, 76888), (2198, 71396), (2746, 57148), (4082, 38444), (4396, 35698), (5492, 28574), (8164, 19222), (8792, 17849), (9611, 16328), (10984, 14287)]