128384368

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60331}}^1$

素因数の和:60365

約数の個数: 40

約数和(自身を含む): 299246720

約数和(自身を除く): 170862352

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 60331, 120662, 241324, 422317, 482648, 844634, 965296, 1146289, 1689268, 2292578, 3378536, 4585156, 6757072, 8024023, 9170312, 16048046, 18340624, 32096092, 64192184, 128384368]

約数ペア:

[(1, 128384368), (2, 64192184), (4, 32096092), (7, 18340624), (8, 16048046), (14, 9170312), (16, 8024023), (19, 6757072), (28, 4585156), (38, 3378536), (56, 2292578), (76, 1689268), (112, 1146289), (133, 965296), (152, 844634), (266, 482648), (304, 422317), (532, 241324), (1064, 120662), (2128, 60331)]