31451808

素因数分解:

$2^5\times 3^1\times {\mathrm{139}}^1\times {\mathrm{2357}}^1$

素因数の和:2509

約数の個数: 48

約数和(自身を含む): 83190240

約数和(自身を除く): 51738432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 139, 278, 417, 556, 834, 1112, 1668, 2224, 2357, 3336, 4448, 4714, 6672, 7071, 9428, 13344, 14142, 18856, 28284, 37712, 56568, 75424, 113136, 226272, 327623, 655246, 982869, 1310492, 1965738, 2620984, 3931476, 5241968, 7862952, 10483936, 15725904, 31451808]

約数ペア:

[(1, 31451808), (2, 15725904), (3, 10483936), (4, 7862952), (6, 5241968), (8, 3931476), (12, 2620984), (16, 1965738), (24, 1310492), (32, 982869), (48, 655246), (96, 327623), (139, 226272), (278, 113136), (417, 75424), (556, 56568), (834, 37712), (1112, 28284), (1668, 18856), (2224, 14142), (2357, 13344), (3336, 9428), (4448, 7071), (4714, 6672)]