138880448

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7561}}^1$

素因数の和:7621

約数の個数: 56

約数和(自身を含む): 322685664

約数和(自身を除く): 183805216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 574, 656, 1148, 1312, 2296, 2624, 4592, 7561, 9184, 15122, 18368, 30244, 52927, 60488, 105854, 120976, 211708, 241952, 310001, 423416, 483904, 620002, 846832, 1240004, 1693664, 2170007, 2480008, 3387328, 4340014, 4960016, 8680028, 9920032, 17360056, 19840064, 34720112, 69440224, 138880448]

約数ペア:

[(1, 138880448), (2, 69440224), (4, 34720112), (7, 19840064), (8, 17360056), (14, 9920032), (16, 8680028), (28, 4960016), (32, 4340014), (41, 3387328), (56, 2480008), (64, 2170007), (82, 1693664), (112, 1240004), (164, 846832), (224, 620002), (287, 483904), (328, 423416), (448, 310001), (574, 241952), (656, 211708), (1148, 120976), (1312, 105854), (2296, 60488), (2624, 52927), (4592, 30244), (7561, 18368), (9184, 15122)]