401336416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{31121}}^1$

素因数の和:31175

約数の個数: 48

約数和(自身を含む): 878387328

約数和(自身を除く): 477050912

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 31121, 62242, 124484, 248968, 404573, 497936, 809146, 964751, 995872, 1618292, 1929502, 3236584, 3859004, 6473168, 7718008, 12541763, 12946336, 15436016, 25083526, 30872032, 50167052, 100334104, 200668208, 401336416]

約数ペア:

[(1, 401336416), (2, 200668208), (4, 100334104), (8, 50167052), (13, 30872032), (16, 25083526), (26, 15436016), (31, 12946336), (32, 12541763), (52, 7718008), (62, 6473168), (104, 3859004), (124, 3236584), (208, 1929502), (248, 1618292), (403, 995872), (416, 964751), (496, 809146), (806, 497936), (992, 404573), (1612, 248968), (3224, 124484), (6448, 62242), (12896, 31121)]