311907104

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{70123}}^1$

素因数の和:70272

約数の個数: 24

約数和(自身を含む): 618493680

約数和(自身を除く): 306586576

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 70123, 140246, 280492, 560984, 1121968, 2243936, 9747097, 19494194, 38988388, 77976776, 155953552, 311907104]

約数ペア:

[(1, 311907104), (2, 155953552), (4, 77976776), (8, 38988388), (16, 19494194), (32, 9747097), (139, 2243936), (278, 1121968), (556, 560984), (1112, 280492), (2224, 140246), (4448, 70123)]